Home / 38,088.52-52,561.51-21,092.40

Finding the Fourth Proportional to 38,088.52, 52,561.51 and 21,092.40

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Solution

The fourth proportional to 38,088.52, 52,561.51 and 21,092.40 is: 29,107.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,088.52 : 52,561.51 = 21,092.40 : x
  2. Step 2: Convert to fraction form
    38,088.52/52,561.51 = 21,092.40/x
  3. Step 3: Cross multiply
    38,088.52x = 52,561.51 × 21,092.40
  4. Step 4: Simplify right side
    38,088.52x = 1,108,648,393.52
  5. Step 5: Solve for x
    x = 1,108,648,393.52/38,088.52
  6. Step 6: Final answer
    x = 29,107.15

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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.