Home / 52,331.24-72,218.04-28,457.84

Finding the Fourth Proportional to 52,331.24, 72,218.04 and 28,457.84

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Solution

The fourth proportional to 52,331.24, 72,218.04 and 28,457.84 is: 39,272.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    52,331.24 : 72,218.04 = 28,457.84 : x
  2. Step 2: Convert to fraction form
    52,331.24/72,218.04 = 28,457.84/x
  3. Step 3: Cross multiply
    52,331.24x = 72,218.04 × 28,457.84
  4. Step 4: Simplify right side
    52,331.24x = 2,055,169,427.43
  5. Step 5: Solve for x
    x = 2,055,169,427.43/52,331.24
  6. Step 6: Final answer
    x = 39,272.32

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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.