Home / 27,598.08-38,085.84-15,022.92

Finding the Fourth Proportional to 27,598.08, 38,085.84 and 15,022.92

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Solution

The fourth proportional to 27,598.08, 38,085.84 and 15,022.92 is: 20,731.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,598.08 : 38,085.84 = 15,022.92 : x
  2. Step 2: Convert to fraction form
    27,598.08/38,085.84 = 15,022.92/x
  3. Step 3: Cross multiply
    27,598.08x = 38,085.84 × 15,022.92
  4. Step 4: Simplify right side
    27,598.08x = 572,160,527.45
  5. Step 5: Solve for x
    x = 572,160,527.45/27,598.08
  6. Step 6: Final answer
    x = 20,731.90

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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.