Home / 25,359.17-38,038.73-9,765.86

Finding the Fourth Proportional to 25,359.17, 38,038.73 and 9,765.86

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Solution

The fourth proportional to 25,359.17, 38,038.73 and 9,765.86 is: 14,648.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,359.17 : 38,038.73 = 9,765.86 : x
  2. Step 2: Convert to fraction form
    25,359.17/38,038.73 = 9,765.86/x
  3. Step 3: Cross multiply
    25,359.17x = 38,038.73 × 9,765.86
  4. Step 4: Simplify right side
    25,359.17x = 371,480,862.93
  5. Step 5: Solve for x
    x = 371,480,862.93/25,359.17
  6. Step 6: Final answer
    x = 14,648.78

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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.