Home / 18,565.29-25,616.90-10,495.26

Finding the Fourth Proportional to 18,565.29, 25,616.90 and 10,495.26

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Solution

The fourth proportional to 18,565.29, 25,616.90 and 10,495.26 is: 14,481.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,565.29 : 25,616.90 = 10,495.26 : x
  2. Step 2: Convert to fraction form
    18,565.29/25,616.90 = 10,495.26/x
  3. Step 3: Cross multiply
    18,565.29x = 25,616.90 × 10,495.26
  4. Step 4: Simplify right side
    18,565.29x = 268,855,973.42
  5. Step 5: Solve for x
    x = 268,855,973.42/18,565.29
  6. Step 6: Final answer
    x = 14,481.65

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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.