Home / 52,711.96-79,099.13-19,455.19

Finding the Fourth Proportional to 52,711.96, 79,099.13 and 19,455.19

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Solution

The fourth proportional to 52,711.96, 79,099.13 and 19,455.19 is: 29,194.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    52,711.96 : 79,099.13 = 19,455.19 : x
  2. Step 2: Convert to fraction form
    52,711.96/79,099.13 = 19,455.19/x
  3. Step 3: Cross multiply
    52,711.96x = 79,099.13 × 19,455.19
  4. Step 4: Simplify right side
    52,711.96x = 1,538,888,602.98
  5. Step 5: Solve for x
    x = 1,538,888,602.98/52,711.96
  6. Step 6: Final answer
    x = 29,194.30

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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.