Home / 52,887.12-72,984.78-29,013.18

Finding the Fourth Proportional to 52,887.12, 72,984.78 and 29,013.18

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Solution

The fourth proportional to 52,887.12, 72,984.78 and 29,013.18 is: 40,038.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    52,887.12 : 72,984.78 = 29,013.18 : x
  2. Step 2: Convert to fraction form
    52,887.12/72,984.78 = 29,013.18/x
  3. Step 3: Cross multiply
    52,887.12x = 72,984.78 × 29,013.18
  4. Step 4: Simplify right side
    52,887.12x = 2,117,520,559.40
  5. Step 5: Solve for x
    x = 2,117,520,559.40/52,887.12
  6. Step 6: Final answer
    x = 40,038.49

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.