Home / 56,829.10-78,420.09-32,951.74

Finding the Fourth Proportional to 56,829.10, 78,420.09 and 32,951.74

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Solution

The fourth proportional to 56,829.10, 78,420.09 and 32,951.74 is: 45,471.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    56,829.10 : 78,420.09 = 32,951.74 : x
  2. Step 2: Convert to fraction form
    56,829.10/78,420.09 = 32,951.74/x
  3. Step 3: Cross multiply
    56,829.10x = 78,420.09 × 32,951.74
  4. Step 4: Simplify right side
    56,829.10x = 2,584,078,416.46
  5. Step 5: Solve for x
    x = 2,584,078,416.46/56,829.10
  6. Step 6: Final answer
    x = 45,471.04

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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.