Home / 27,933.17-38,548.46-15,357.92

Finding the Fourth Proportional to 27,933.17, 38,548.46 and 15,357.92

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Solution

The fourth proportional to 27,933.17, 38,548.46 and 15,357.92 is: 21,194.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,933.17 : 38,548.46 = 15,357.92 : x
  2. Step 2: Convert to fraction form
    27,933.17/38,548.46 = 15,357.92/x
  3. Step 3: Cross multiply
    27,933.17x = 38,548.46 × 15,357.92
  4. Step 4: Simplify right side
    27,933.17x = 592,024,088.01
  5. Step 5: Solve for x
    x = 592,024,088.01/27,933.17
  6. Step 6: Final answer
    x = 21,194.30

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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.