Home / 25,709.72-38,564.69-9,060.72

Finding the Fourth Proportional to 25,709.72, 38,564.69 and 9,060.72

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Solution

The fourth proportional to 25,709.72, 38,564.69 and 9,060.72 is: 13,591.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,709.72 : 38,564.69 = 9,060.72 : x
  2. Step 2: Convert to fraction form
    25,709.72/38,564.69 = 9,060.72/x
  3. Step 3: Cross multiply
    25,709.72x = 38,564.69 × 9,060.72
  4. Step 4: Simplify right side
    25,709.72x = 349,423,857.98
  5. Step 5: Solve for x
    x = 349,423,857.98/25,709.72
  6. Step 6: Final answer
    x = 13,591.12

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.