Home / 52,259.13-72,117.98-28,385.79

Finding the Fourth Proportional to 52,259.13, 72,117.98 and 28,385.79

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Solution

The fourth proportional to 52,259.13, 72,117.98 and 28,385.79 is: 39,172.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    52,259.13 : 72,117.98 = 28,385.79 : x
  2. Step 2: Convert to fraction form
    52,259.13/72,117.98 = 28,385.79/x
  3. Step 3: Cross multiply
    52,259.13x = 72,117.98 × 28,385.79
  4. Step 4: Simplify right side
    52,259.13x = 2,047,125,835.50
  5. Step 5: Solve for x
    x = 2,047,125,835.50/52,259.13
  6. Step 6: Final answer
    x = 39,172.60

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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.