Home / 42,179.04-63,266.99-10,589.31

Finding the Fourth Proportional to 42,179.04, 63,266.99 and 10,589.31

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Solution

The fourth proportional to 42,179.04, 63,266.99 and 10,589.31 is: 15,883.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    42,179.04 : 63,266.99 = 10,589.31 : x
  2. Step 2: Convert to fraction form
    42,179.04/63,266.99 = 10,589.31/x
  3. Step 3: Cross multiply
    42,179.04x = 63,266.99 × 10,589.31
  4. Step 4: Simplify right side
    42,179.04x = 669,953,716.93
  5. Step 5: Solve for x
    x = 669,953,716.93/42,179.04
  6. Step 6: Final answer
    x = 15,883.57

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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.