Home / 34,255.80-51,391.02-14,543.64

Finding the Fourth Proportional to 34,255.80, 51,391.02 and 14,543.64

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Solution

The fourth proportional to 34,255.80, 51,391.02 and 14,543.64 is: 21,818.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    34,255.80 : 51,391.02 = 14,543.64 : x
  2. Step 2: Convert to fraction form
    34,255.80/51,391.02 = 14,543.64/x
  3. Step 3: Cross multiply
    34,255.80x = 51,391.02 × 14,543.64
  4. Step 4: Simplify right side
    34,255.80x = 747,412,494.11
  5. Step 5: Solve for x
    x = 747,412,494.11/34,255.80
  6. Step 6: Final answer
    x = 21,818.57

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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.