Home / 16,618.48-22,923.18-9,899.52

Finding the Fourth Proportional to 16,618.48, 22,923.18 and 9,899.52

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Solution

The fourth proportional to 16,618.48, 22,923.18 and 9,899.52 is: 13,655.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,618.48 : 22,923.18 = 9,899.52 : x
  2. Step 2: Convert to fraction form
    16,618.48/22,923.18 = 9,899.52/x
  3. Step 3: Cross multiply
    16,618.48x = 22,923.18 × 9,899.52
  4. Step 4: Simplify right side
    16,618.48x = 226,928,478.87
  5. Step 5: Solve for x
    x = 226,928,478.87/16,618.48
  6. Step 6: Final answer
    x = 13,655.19

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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.