Home / 42,134.76-63,202.14-10,970.04

Finding the Fourth Proportional to 42,134.76, 63,202.14 and 10,970.04

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Solution

The fourth proportional to 42,134.76, 63,202.14 and 10,970.04 is: 16,455.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    42,134.76 : 63,202.14 = 10,970.04 : x
  2. Step 2: Convert to fraction form
    42,134.76/63,202.14 = 10,970.04/x
  3. Step 3: Cross multiply
    42,134.76x = 63,202.14 × 10,970.04
  4. Step 4: Simplify right side
    42,134.76x = 693,330,003.89
  5. Step 5: Solve for x
    x = 693,330,003.89/42,134.76
  6. Step 6: Final answer
    x = 16,455.06

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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.