Home / 52,217.84-78,327.17-14,779.13

Finding the Fourth Proportional to 52,217.84, 78,327.17 and 14,779.13

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Solution

The fourth proportional to 52,217.84, 78,327.17 and 14,779.13 is: 22,168.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    52,217.84 : 78,327.17 = 14,779.13 : x
  2. Step 2: Convert to fraction form
    52,217.84/78,327.17 = 14,779.13/x
  3. Step 3: Cross multiply
    52,217.84x = 78,327.17 × 14,779.13
  4. Step 4: Simplify right side
    52,217.84x = 1,157,607,427.96
  5. Step 5: Solve for x
    x = 1,157,607,427.96/52,217.84
  6. Step 6: Final answer
    x = 22,168.81

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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.