Home / 39,307.20-58,845.60-34,699.20

Finding the Fourth Proportional to 39,307.20, 58,845.60 and 34,699.20

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Solution

The fourth proportional to 39,307.20, 58,845.60 and 34,699.20 is: 51,947.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,307.20 : 58,845.60 = 34,699.20 : x
  2. Step 2: Convert to fraction form
    39,307.20/58,845.60 = 34,699.20/x
  3. Step 3: Cross multiply
    39,307.20x = 58,845.60 × 34,699.20
  4. Step 4: Simplify right side
    39,307.20x = 2,041,895,243.52
  5. Step 5: Solve for x
    x = 2,041,895,243.52/39,307.20
  6. Step 6: Final answer
    x = 51,947.10

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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.