Home / 51,877.16-77,840.04-25,567.55

Finding the Fourth Proportional to 51,877.16, 77,840.04 and 25,567.55

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Solution

The fourth proportional to 51,877.16, 77,840.04 and 25,567.55 is: 38,363.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    51,877.16 : 77,840.04 = 25,567.55 : x
  2. Step 2: Convert to fraction form
    51,877.16/77,840.04 = 25,567.55/x
  3. Step 3: Cross multiply
    51,877.16x = 77,840.04 × 25,567.55
  4. Step 4: Simplify right side
    51,877.16x = 1,990,178,597.66
  5. Step 5: Solve for x
    x = 1,990,178,597.66/51,877.16
  6. Step 6: Final answer
    x = 38,363.29

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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.