Home / 42,116.60-63,247.80-22,433.60

Finding the Fourth Proportional to 42,116.60, 63,247.80 and 22,433.60

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Solution

The fourth proportional to 42,116.60, 63,247.80 and 22,433.60 is: 33,689.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    42,116.60 : 63,247.80 = 22,433.60 : x
  2. Step 2: Convert to fraction form
    42,116.60/63,247.80 = 22,433.60/x
  3. Step 3: Cross multiply
    42,116.60x = 63,247.80 × 22,433.60
  4. Step 4: Simplify right side
    42,116.60x = 1,418,875,846.08
  5. Step 5: Solve for x
    x = 1,418,875,846.08/42,116.60
  6. Step 6: Final answer
    x = 33,689.23

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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.