Home / 25,670.73-38,489.61-10,688.22

Finding the Fourth Proportional to 25,670.73, 38,489.61 and 10,688.22

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Solution

The fourth proportional to 25,670.73, 38,489.61 and 10,688.22 is: 16,025.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,670.73 : 38,489.61 = 10,688.22 : x
  2. Step 2: Convert to fraction form
    25,670.73/38,489.61 = 10,688.22/x
  3. Step 3: Cross multiply
    25,670.73x = 38,489.61 × 10,688.22
  4. Step 4: Simplify right side
    25,670.73x = 411,385,563.73
  5. Step 5: Solve for x
    x = 411,385,563.73/25,670.73
  6. Step 6: Final answer
    x = 16,025.47

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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.