Home / 42,033.64-63,050.28-12,451.66

Finding the Fourth Proportional to 42,033.64, 63,050.28 and 12,451.66

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Solution

The fourth proportional to 42,033.64, 63,050.28 and 12,451.66 is: 18,677.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    42,033.64 : 63,050.28 = 12,451.66 : x
  2. Step 2: Convert to fraction form
    42,033.64/63,050.28 = 12,451.66/x
  3. Step 3: Cross multiply
    42,033.64x = 63,050.28 × 12,451.66
  4. Step 4: Simplify right side
    42,033.64x = 785,080,649.46
  5. Step 5: Solve for x
    x = 785,080,649.46/42,033.64
  6. Step 6: Final answer
    x = 18,677.44

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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.