Home / 47,890.06-71,834.95-21,563.98

Finding the Fourth Proportional to 47,890.06, 71,834.95 and 21,563.98

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Solution

The fourth proportional to 47,890.06, 71,834.95 and 21,563.98 is: 32,345.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    47,890.06 : 71,834.95 = 21,563.98 : x
  2. Step 2: Convert to fraction form
    47,890.06/71,834.95 = 21,563.98/x
  3. Step 3: Cross multiply
    47,890.06x = 71,834.95 × 21,563.98
  4. Step 4: Simplify right side
    47,890.06x = 1,549,047,425.10
  5. Step 5: Solve for x
    x = 1,549,047,425.10/47,890.06
  6. Step 6: Final answer
    x = 32,345.91

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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.