Home / 47,758.54-71,652.14-19,280.84

Finding the Fourth Proportional to 47,758.54, 71,652.14 and 19,280.84

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Solution

The fourth proportional to 47,758.54, 71,652.14 and 19,280.84 is: 28,927.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    47,758.54 : 71,652.14 = 19,280.84 : x
  2. Step 2: Convert to fraction form
    47,758.54/71,652.14 = 19,280.84/x
  3. Step 3: Cross multiply
    47,758.54x = 71,652.14 × 19,280.84
  4. Step 4: Simplify right side
    47,758.54x = 1,381,513,447.00
  5. Step 5: Solve for x
    x = 1,381,513,447.00/47,758.54
  6. Step 6: Final answer
    x = 28,927.05

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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.