Home / 52,561.46-78,852.57-19,281.83

Finding the Fourth Proportional to 52,561.46, 78,852.57 and 19,281.83

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Solution

The fourth proportional to 52,561.46, 78,852.57 and 19,281.83 is: 28,926.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    52,561.46 : 78,852.57 = 19,281.83 : x
  2. Step 2: Convert to fraction form
    52,561.46/78,852.57 = 19,281.83/x
  3. Step 3: Cross multiply
    52,561.46x = 78,852.57 × 19,281.83
  4. Step 4: Simplify right side
    52,561.46x = 1,520,421,849.80
  5. Step 5: Solve for x
    x = 1,520,421,849.80/52,561.46
  6. Step 6: Final answer
    x = 28,926.55

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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.