Home / 22,501.68-31,050.92-13,552.08

Finding the Fourth Proportional to 22,501.68, 31,050.92 and 13,552.08

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Solution

The fourth proportional to 22,501.68, 31,050.92 and 13,552.08 is: 18,701.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,501.68 : 31,050.92 = 13,552.08 : x
  2. Step 2: Convert to fraction form
    22,501.68/31,050.92 = 13,552.08/x
  3. Step 3: Cross multiply
    22,501.68x = 31,050.92 × 13,552.08
  4. Step 4: Simplify right side
    22,501.68x = 420,804,551.91
  5. Step 5: Solve for x
    x = 420,804,551.91/22,501.68
  6. Step 6: Final answer
    x = 18,701.03

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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.