Home / 21,560.34-32,332.44-7,516.76

Finding the Fourth Proportional to 21,560.34, 32,332.44 and 7,516.76

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Solution

The fourth proportional to 21,560.34, 32,332.44 and 7,516.76 is: 11,272.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    21,560.34 : 32,332.44 = 7,516.76 : x
  2. Step 2: Convert to fraction form
    21,560.34/32,332.44 = 7,516.76/x
  3. Step 3: Cross multiply
    21,560.34x = 32,332.44 × 7,516.76
  4. Step 4: Simplify right side
    21,560.34x = 243,035,191.69
  5. Step 5: Solve for x
    x = 243,035,191.69/21,560.34
  6. Step 6: Final answer
    x = 11,272.33

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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.