Home / 52,330.92-72,216.15-28,457.09

Finding the Fourth Proportional to 52,330.92, 72,216.15 and 28,457.09

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Solution

The fourth proportional to 52,330.92, 72,216.15 and 28,457.09 is: 39,270.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    52,330.92 : 72,216.15 = 28,457.09 : x
  2. Step 2: Convert to fraction form
    52,330.92/72,216.15 = 28,457.09/x
  3. Step 3: Cross multiply
    52,330.92x = 72,216.15 × 28,457.09
  4. Step 4: Simplify right side
    52,330.92x = 2,055,061,118.92
  5. Step 5: Solve for x
    x = 2,055,061,118.92/52,330.92
  6. Step 6: Final answer
    x = 39,270.49

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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.