Home / 17,475.76-24,116.64-9,518.20

Finding the Fourth Proportional to 17,475.76, 24,116.64 and 9,518.20

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Solution

The fourth proportional to 17,475.76, 24,116.64 and 9,518.20 is: 13,135.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,475.76 : 24,116.64 = 9,518.20 : x
  2. Step 2: Convert to fraction form
    17,475.76/24,116.64 = 9,518.20/x
  3. Step 3: Cross multiply
    17,475.76x = 24,116.64 × 9,518.20
  4. Step 4: Simplify right side
    17,475.76x = 229,547,002.85
  5. Step 5: Solve for x
    x = 229,547,002.85/17,475.76
  6. Step 6: Final answer
    x = 13,135.17

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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.