Home / 16,388.48-22,616.16-9,582.88

Finding the Fourth Proportional to 16,388.48, 22,616.16 and 9,582.88

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Solution

The fourth proportional to 16,388.48, 22,616.16 and 9,582.88 is: 13,224.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,388.48 : 22,616.16 = 9,582.88 : x
  2. Step 2: Convert to fraction form
    16,388.48/22,616.16 = 9,582.88/x
  3. Step 3: Cross multiply
    16,388.48x = 22,616.16 × 9,582.88
  4. Step 4: Simplify right side
    16,388.48x = 216,727,947.34
  5. Step 5: Solve for x
    x = 216,727,947.34/16,388.48
  6. Step 6: Final answer
    x = 13,224.41

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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.