Home / 52,203.50-72,040.88-28,330.18

Finding the Fourth Proportional to 52,203.50, 72,040.88 and 28,330.18

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Solution

The fourth proportional to 52,203.50, 72,040.88 and 28,330.18 is: 39,095.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    52,203.50 : 72,040.88 = 28,330.18 : x
  2. Step 2: Convert to fraction form
    52,203.50/72,040.88 = 28,330.18/x
  3. Step 3: Cross multiply
    52,203.50x = 72,040.88 × 28,330.18
  4. Step 4: Simplify right side
    52,203.50x = 2,040,931,097.76
  5. Step 5: Solve for x
    x = 2,040,931,097.76/52,203.50
  6. Step 6: Final answer
    x = 39,095.68

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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.