Home / 52,184.83-72,015.28-28,311.68

Finding the Fourth Proportional to 52,184.83, 72,015.28 and 28,311.68

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Solution

The fourth proportional to 52,184.83, 72,015.28 and 28,311.68 is: 39,070.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    52,184.83 : 72,015.28 = 28,311.68 : x
  2. Step 2: Convert to fraction form
    52,184.83/72,015.28 = 28,311.68/x
  3. Step 3: Cross multiply
    52,184.83x = 72,015.28 × 28,311.68
  4. Step 4: Simplify right side
    52,184.83x = 2,038,873,562.47
  5. Step 5: Solve for x
    x = 2,038,873,562.47/52,184.83
  6. Step 6: Final answer
    x = 39,070.23

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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.