Home / 42,458.04-63,696.06-14,376.74

Finding the Fourth Proportional to 42,458.04, 63,696.06 and 14,376.74

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Solution

The fourth proportional to 42,458.04, 63,696.06 and 14,376.74 is: 21,568.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    42,458.04 : 63,696.06 = 14,376.74 : x
  2. Step 2: Convert to fraction form
    42,458.04/63,696.06 = 14,376.74/x
  3. Step 3: Cross multiply
    42,458.04x = 63,696.06 × 14,376.74
  4. Step 4: Simplify right side
    42,458.04x = 915,741,375.16
  5. Step 5: Solve for x
    x = 915,741,375.16/42,458.04
  6. Step 6: Final answer
    x = 21,568.15

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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.