Home / 38,031.83-52,483.01-21,035.70

Finding the Fourth Proportional to 38,031.83, 52,483.01 and 21,035.70

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Solution

The fourth proportional to 38,031.83, 52,483.01 and 21,035.70 is: 29,028.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,031.83 : 52,483.01 = 21,035.70 : x
  2. Step 2: Convert to fraction form
    38,031.83/52,483.01 = 21,035.70/x
  3. Step 3: Cross multiply
    38,031.83x = 52,483.01 × 21,035.70
  4. Step 4: Simplify right side
    38,031.83x = 1,104,016,748.28
  5. Step 5: Solve for x
    x = 1,104,016,748.28/38,031.83
  6. Step 6: Final answer
    x = 29,028.76

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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.