Home / 25,124.12-34,671.12-13,793.60

Finding the Fourth Proportional to 25,124.12, 34,671.12 and 13,793.60

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Solution

The fourth proportional to 25,124.12, 34,671.12 and 13,793.60 is: 19,035.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,124.12 : 34,671.12 = 13,793.60 : x
  2. Step 2: Convert to fraction form
    25,124.12/34,671.12 = 13,793.60/x
  3. Step 3: Cross multiply
    25,124.12x = 34,671.12 × 13,793.60
  4. Step 4: Simplify right side
    25,124.12x = 478,239,560.83
  5. Step 5: Solve for x
    x = 478,239,560.83/25,124.12
  6. Step 6: Final answer
    x = 19,035.08

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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.