Home / 22,909.95-34,345.42-10,425.60

Finding the Fourth Proportional to 22,909.95, 34,345.42 and 10,425.60

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Solution

The fourth proportional to 22,909.95, 34,345.42 and 10,425.60 is: 15,629.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,909.95 : 34,345.42 = 10,425.60 : x
  2. Step 2: Convert to fraction form
    22,909.95/34,345.42 = 10,425.60/x
  3. Step 3: Cross multiply
    22,909.95x = 34,345.42 × 10,425.60
  4. Step 4: Simplify right side
    22,909.95x = 358,071,584.69
  5. Step 5: Solve for x
    x = 358,071,584.69/22,909.95
  6. Step 6: Final answer
    x = 15,629.52

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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.