Home / 14,926.10-20,597.56-8,211.72

Finding the Fourth Proportional to 14,926.10, 20,597.56 and 8,211.72

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Solution

The fourth proportional to 14,926.10, 20,597.56 and 8,211.72 is: 11,331.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,926.10 : 20,597.56 = 8,211.72 : x
  2. Step 2: Convert to fraction form
    14,926.10/20,597.56 = 8,211.72/x
  3. Step 3: Cross multiply
    14,926.10x = 20,597.56 × 8,211.72
  4. Step 4: Simplify right side
    14,926.10x = 169,141,395.40
  5. Step 5: Solve for x
    x = 169,141,395.40/14,926.10
  6. Step 6: Final answer
    x = 11,331.92

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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.