Home / 56,863.08-78,478.47-32,997.24

Finding the Fourth Proportional to 56,863.08, 78,478.47 and 32,997.24

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Solution

The fourth proportional to 56,863.08, 78,478.47 and 32,997.24 is: 45,540.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    56,863.08 : 78,478.47 = 32,997.24 : x
  2. Step 2: Convert to fraction form
    56,863.08/78,478.47 = 32,997.24/x
  3. Step 3: Cross multiply
    56,863.08x = 78,478.47 × 32,997.24
  4. Step 4: Simplify right side
    56,863.08x = 2,589,572,909.42
  5. Step 5: Solve for x
    x = 2,589,572,909.42/56,863.08
  6. Step 6: Final answer
    x = 45,540.50

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.