Home / 38,300.23-52,854.19-21,533.23

Finding the Fourth Proportional to 38,300.23, 52,854.19 and 21,533.23

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Solution

The fourth proportional to 38,300.23, 52,854.19 and 21,533.23 is: 29,715.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,300.23 : 52,854.19 = 21,533.23 : x
  2. Step 2: Convert to fraction form
    38,300.23/52,854.19 = 21,533.23/x
  3. Step 3: Cross multiply
    38,300.23x = 52,854.19 × 21,533.23
  4. Step 4: Simplify right side
    38,300.23x = 1,138,121,322.07
  5. Step 5: Solve for x
    x = 1,138,121,322.07/38,300.23
  6. Step 6: Final answer
    x = 29,715.78

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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.