Home / 25,737.12-35,512.88-14,404.32

Finding the Fourth Proportional to 25,737.12, 35,512.88 and 14,404.32

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Solution

The fourth proportional to 25,737.12, 35,512.88 and 14,404.32 is: 19,875.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,737.12 : 35,512.88 = 14,404.32 : x
  2. Step 2: Convert to fraction form
    25,737.12/35,512.88 = 14,404.32/x
  3. Step 3: Cross multiply
    25,737.12x = 35,512.88 × 14,404.32
  4. Step 4: Simplify right side
    25,737.12x = 511,538,887.64
  5. Step 5: Solve for x
    x = 511,538,887.64/25,737.12
  6. Step 6: Final answer
    x = 19,875.53

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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.