Home / 37,304.08-51,487.05-21,399.28

Finding the Fourth Proportional to 37,304.08, 51,487.05 and 21,399.28

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Solution

The fourth proportional to 37,304.08, 51,487.05 and 21,399.28 is: 29,535.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    37,304.08 : 51,487.05 = 21,399.28 : x
  2. Step 2: Convert to fraction form
    37,304.08/51,487.05 = 21,399.28/x
  3. Step 3: Cross multiply
    37,304.08x = 51,487.05 × 21,399.28
  4. Step 4: Simplify right side
    37,304.08x = 1,101,785,799.32
  5. Step 5: Solve for x
    x = 1,101,785,799.32/37,304.08
  6. Step 6: Final answer
    x = 29,535.26

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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.