Home / 42,652.19-63,975.96-13,070.11

Finding the Fourth Proportional to 42,652.19, 63,975.96 and 13,070.11

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Solution

The fourth proportional to 42,652.19, 63,975.96 and 13,070.11 is: 19,604.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    42,652.19 : 63,975.96 = 13,070.11 : x
  2. Step 2: Convert to fraction form
    42,652.19/63,975.96 = 13,070.11/x
  3. Step 3: Cross multiply
    42,652.19x = 63,975.96 × 13,070.11
  4. Step 4: Simplify right side
    42,652.19x = 836,172,674.62
  5. Step 5: Solve for x
    x = 836,172,674.62/42,652.19
  6. Step 6: Final answer
    x = 19,604.45

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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.