Home / 21,462.29-32,165.18-10,348.68

Finding the Fourth Proportional to 21,462.29, 32,165.18 and 10,348.68

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Solution

The fourth proportional to 21,462.29, 32,165.18 and 10,348.68 is: 15,509.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    21,462.29 : 32,165.18 = 10,348.68 : x
  2. Step 2: Convert to fraction form
    21,462.29/32,165.18 = 10,348.68/x
  3. Step 3: Cross multiply
    21,462.29x = 32,165.18 × 10,348.68
  4. Step 4: Simplify right side
    21,462.29x = 332,867,154.96
  5. Step 5: Solve for x
    x = 332,867,154.96/21,462.29
  6. Step 6: Final answer
    x = 15,509.40

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.