Home / 17,821.76-24,595.26-9,864.32

Finding the Fourth Proportional to 17,821.76, 24,595.26 and 9,864.32

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Solution

The fourth proportional to 17,821.76, 24,595.26 and 9,864.32 is: 13,613.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,821.76 : 24,595.26 = 9,864.32 : x
  2. Step 2: Convert to fraction form
    17,821.76/24,595.26 = 9,864.32/x
  3. Step 3: Cross multiply
    17,821.76x = 24,595.26 × 9,864.32
  4. Step 4: Simplify right side
    17,821.76x = 242,615,515.12
  5. Step 5: Solve for x
    x = 242,615,515.12/17,821.76
  6. Step 6: Final answer
    x = 13,613.44

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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.