Home / 59,670.11-89,505.36-20,255.10

Finding the Fourth Proportional to 59,670.11, 89,505.36 and 20,255.10

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Solution

The fourth proportional to 59,670.11, 89,505.36 and 20,255.10 is: 30,382.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    59,670.11 : 89,505.36 = 20,255.10 : x
  2. Step 2: Convert to fraction form
    59,670.11/89,505.36 = 20,255.10/x
  3. Step 3: Cross multiply
    59,670.11x = 89,505.36 × 20,255.10
  4. Step 4: Simplify right side
    59,670.11x = 1,812,940,017.34
  5. Step 5: Solve for x
    x = 1,812,940,017.34/59,670.11
  6. Step 6: Final answer
    x = 30,382.72

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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.