Home / 25,737.75-35,518.85-14,407.21

Finding the Fourth Proportional to 25,737.75, 35,518.85 and 14,407.21

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Solution

The fourth proportional to 25,737.75, 35,518.85 and 14,407.21 is: 19,882.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,737.75 : 35,518.85 = 14,407.21 : x
  2. Step 2: Convert to fraction form
    25,737.75/35,518.85 = 14,407.21/x
  3. Step 3: Cross multiply
    25,737.75x = 35,518.85 × 14,407.21
  4. Step 4: Simplify right side
    25,737.75x = 511,727,370.08
  5. Step 5: Solve for x
    x = 511,727,370.08/25,737.75
  6. Step 6: Final answer
    x = 19,882.37

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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.