Home / 51,613.01-77,419.35-14,173.12

Finding the Fourth Proportional to 51,613.01, 77,419.35 and 14,173.12

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Solution

The fourth proportional to 51,613.01, 77,419.35 and 14,173.12 is: 21,259.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    51,613.01 : 77,419.35 = 14,173.12 : x
  2. Step 2: Convert to fraction form
    51,613.01/77,419.35 = 14,173.12/x
  3. Step 3: Cross multiply
    51,613.01x = 77,419.35 × 14,173.12
  4. Step 4: Simplify right side
    51,613.01x = 1,097,273,737.87
  5. Step 5: Solve for x
    x = 1,097,273,737.87/51,613.01
  6. Step 6: Final answer
    x = 21,259.63

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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.