Home / 42,052.06-63,070.80-15,751.36

Finding the Fourth Proportional to 42,052.06, 63,070.80 and 15,751.36

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Solution

The fourth proportional to 42,052.06, 63,070.80 and 15,751.36 is: 23,624.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    42,052.06 : 63,070.80 = 15,751.36 : x
  2. Step 2: Convert to fraction form
    42,052.06/63,070.80 = 15,751.36/x
  3. Step 3: Cross multiply
    42,052.06x = 63,070.80 × 15,751.36
  4. Step 4: Simplify right side
    42,052.06x = 993,450,876.29
  5. Step 5: Solve for x
    x = 993,450,876.29/42,052.06
  6. Step 6: Final answer
    x = 23,624.31

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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.