Home / 52,218.84-72,062.16-28,345.62

Finding the Fourth Proportional to 52,218.84, 72,062.16 and 28,345.62

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Solution

The fourth proportional to 52,218.84, 72,062.16 and 28,345.62 is: 39,117.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    52,218.84 : 72,062.16 = 28,345.62 : x
  2. Step 2: Convert to fraction form
    52,218.84/72,062.16 = 28,345.62/x
  3. Step 3: Cross multiply
    52,218.84x = 72,062.16 × 28,345.62
  4. Step 4: Simplify right side
    52,218.84x = 2,042,646,603.74
  5. Step 5: Solve for x
    x = 2,042,646,603.74/52,218.84
  6. Step 6: Final answer
    x = 39,117.04

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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.