Home / 42,376.14-63,564.66-12,794.22

Finding the Fourth Proportional to 42,376.14, 63,564.66 and 12,794.22

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Solution

The fourth proportional to 42,376.14, 63,564.66 and 12,794.22 is: 19,191.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    42,376.14 : 63,564.66 = 12,794.22 : x
  2. Step 2: Convert to fraction form
    42,376.14/63,564.66 = 12,794.22/x
  3. Step 3: Cross multiply
    42,376.14x = 63,564.66 × 12,794.22
  4. Step 4: Simplify right side
    42,376.14x = 813,260,244.27
  5. Step 5: Solve for x
    x = 813,260,244.27/42,376.14
  6. Step 6: Final answer
    x = 19,191.47

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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.