Home / 52,779.66-72,832.14-28,902.48

Finding the Fourth Proportional to 52,779.66, 72,832.14 and 28,902.48

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Solution

The fourth proportional to 52,779.66, 72,832.14 and 28,902.48 is: 39,883.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    52,779.66 : 72,832.14 = 28,902.48 : x
  2. Step 2: Convert to fraction form
    52,779.66/72,832.14 = 28,902.48/x
  3. Step 3: Cross multiply
    52,779.66x = 72,832.14 × 28,902.48
  4. Step 4: Simplify right side
    52,779.66x = 2,105,029,469.71
  5. Step 5: Solve for x
    x = 2,105,029,469.71/52,779.66
  6. Step 6: Final answer
    x = 39,883.35

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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.