Home / 63,605.15-95,417.46-20,897.16

Finding the Fourth Proportional to 63,605.15, 95,417.46 and 20,897.16

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Solution

The fourth proportional to 63,605.15, 95,417.46 and 20,897.16 is: 31,348.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    63,605.15 : 95,417.46 = 20,897.16 : x
  2. Step 2: Convert to fraction form
    63,605.15/95,417.46 = 20,897.16/x
  3. Step 3: Cross multiply
    63,605.15x = 95,417.46 × 20,897.16
  4. Step 4: Simplify right side
    63,605.15x = 1,993,953,570.60
  5. Step 5: Solve for x
    x = 1,993,953,570.60/63,605.15
  6. Step 6: Final answer
    x = 31,348.93

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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.