Home / 52,219.50-72,060.98-28,345.66

Finding the Fourth Proportional to 52,219.50, 72,060.98 and 28,345.66

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Solution

The fourth proportional to 52,219.50, 72,060.98 and 28,345.66 is: 39,115.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    52,219.50 : 72,060.98 = 28,345.66 : x
  2. Step 2: Convert to fraction form
    52,219.50/72,060.98 = 28,345.66/x
  3. Step 3: Cross multiply
    52,219.50x = 72,060.98 × 28,345.66
  4. Step 4: Simplify right side
    52,219.50x = 2,042,616,038.35
  5. Step 5: Solve for x
    x = 2,042,616,038.35/52,219.50
  6. Step 6: Final answer
    x = 39,115.96

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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.