Home / 25,645.88-35,391.18-14,314.72

Finding the Fourth Proportional to 25,645.88, 35,391.18 and 14,314.72

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Solution

The fourth proportional to 25,645.88, 35,391.18 and 14,314.72 is: 19,754.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,645.88 : 35,391.18 = 14,314.72 : x
  2. Step 2: Convert to fraction form
    25,645.88/35,391.18 = 14,314.72/x
  3. Step 3: Cross multiply
    25,645.88x = 35,391.18 × 14,314.72
  4. Step 4: Simplify right side
    25,645.88x = 506,614,832.17
  5. Step 5: Solve for x
    x = 506,614,832.17/25,645.88
  6. Step 6: Final answer
    x = 19,754.24

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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.