Home / 14,316.76-21,455.70-10,632.88

Finding the Fourth Proportional to 14,316.76, 21,455.70 and 10,632.88

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Solution

The fourth proportional to 14,316.76, 21,455.70 and 10,632.88 is: 15,934.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,316.76 : 21,455.70 = 10,632.88 : x
  2. Step 2: Convert to fraction form
    14,316.76/21,455.70 = 10,632.88/x
  3. Step 3: Cross multiply
    14,316.76x = 21,455.70 × 10,632.88
  4. Step 4: Simplify right side
    14,316.76x = 228,135,883.42
  5. Step 5: Solve for x
    x = 228,135,883.42/14,316.76
  6. Step 6: Final answer
    x = 15,934.88

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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.