Home / 42,736.90-64,091.67-14,267.74

Finding the Fourth Proportional to 42,736.90, 64,091.67 and 14,267.74

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Solution

The fourth proportional to 42,736.90, 64,091.67 and 14,267.74 is: 21,397.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    42,736.90 : 64,091.67 = 14,267.74 : x
  2. Step 2: Convert to fraction form
    42,736.90/64,091.67 = 14,267.74/x
  3. Step 3: Cross multiply
    42,736.90x = 64,091.67 × 14,267.74
  4. Step 4: Simplify right side
    42,736.90x = 914,443,283.73
  5. Step 5: Solve for x
    x = 914,443,283.73/42,736.90
  6. Step 6: Final answer
    x = 21,397.04

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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.