Home / 42,367.12-63,473.22-19,836.46

Finding the Fourth Proportional to 42,367.12, 63,473.22 and 19,836.46

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Solution

The fourth proportional to 42,367.12, 63,473.22 and 19,836.46 is: 29,718.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    42,367.12 : 63,473.22 = 19,836.46 : x
  2. Step 2: Convert to fraction form
    42,367.12/63,473.22 = 19,836.46/x
  3. Step 3: Cross multiply
    42,367.12x = 63,473.22 × 19,836.46
  4. Step 4: Simplify right side
    42,367.12x = 1,259,084,068.94
  5. Step 5: Solve for x
    x = 1,259,084,068.94/42,367.12
  6. Step 6: Final answer
    x = 29,718.43

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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.