Home / 42,561.60-63,846.78-16,288.44

Finding the Fourth Proportional to 42,561.60, 63,846.78 and 16,288.44

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Solution

The fourth proportional to 42,561.60, 63,846.78 and 16,288.44 is: 24,434.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    42,561.60 : 63,846.78 = 16,288.44 : x
  2. Step 2: Convert to fraction form
    42,561.60/63,846.78 = 16,288.44/x
  3. Step 3: Cross multiply
    42,561.60x = 63,846.78 × 16,288.44
  4. Step 4: Simplify right side
    42,561.60x = 1,039,964,445.22
  5. Step 5: Solve for x
    x = 1,039,964,445.22/42,561.60
  6. Step 6: Final answer
    x = 24,434.34

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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.