Home / 38,035.20-52,483.92-21,037.08

Finding the Fourth Proportional to 38,035.20, 52,483.92 and 21,037.08

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Solution

The fourth proportional to 38,035.20, 52,483.92 and 21,037.08 is: 29,028.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,035.20 : 52,483.92 = 21,037.08 : x
  2. Step 2: Convert to fraction form
    38,035.20/52,483.92 = 21,037.08/x
  3. Step 3: Cross multiply
    38,035.20x = 52,483.92 × 21,037.08
  4. Step 4: Simplify right side
    38,035.20x = 1,104,108,423.75
  5. Step 5: Solve for x
    x = 1,104,108,423.75/38,035.20
  6. Step 6: Final answer
    x = 29,028.60

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Half scale
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Double scale
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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.