Home / 34,686.75-51,998.88-12,484.53

Finding the Fourth Proportional to 34,686.75, 51,998.88 and 12,484.53

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Solution

The fourth proportional to 34,686.75, 51,998.88 and 12,484.53 is: 18,715.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    34,686.75 : 51,998.88 = 12,484.53 : x
  2. Step 2: Convert to fraction form
    34,686.75/51,998.88 = 12,484.53/x
  3. Step 3: Cross multiply
    34,686.75x = 51,998.88 × 12,484.53
  4. Step 4: Simplify right side
    34,686.75x = 649,181,577.33
  5. Step 5: Solve for x
    x = 649,181,577.33/34,686.75
  6. Step 6: Final answer
    x = 18,715.55

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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.