Home / 17,680.47-24,398.49-9,722.67

Finding the Fourth Proportional to 17,680.47, 24,398.49 and 9,722.67

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Solution

The fourth proportional to 17,680.47, 24,398.49 and 9,722.67 is: 13,416.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,680.47 : 24,398.49 = 9,722.67 : x
  2. Step 2: Convert to fraction form
    17,680.47/24,398.49 = 9,722.67/x
  3. Step 3: Cross multiply
    17,680.47x = 24,398.49 × 9,722.67
  4. Step 4: Simplify right side
    17,680.47x = 237,218,466.77
  5. Step 5: Solve for x
    x = 237,218,466.77/17,680.47
  6. Step 6: Final answer
    x = 13,416.98

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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.