Home / 27,312.06-40,977.95-9,545.36

Finding the Fourth Proportional to 27,312.06, 40,977.95 and 9,545.36

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Solution

The fourth proportional to 27,312.06, 40,977.95 and 9,545.36 is: 14,321.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,312.06 : 40,977.95 = 9,545.36 : x
  2. Step 2: Convert to fraction form
    27,312.06/40,977.95 = 9,545.36/x
  3. Step 3: Cross multiply
    27,312.06x = 40,977.95 × 9,545.36
  4. Step 4: Simplify right side
    27,312.06x = 391,149,032.20
  5. Step 5: Solve for x
    x = 391,149,032.20/27,312.06
  6. Step 6: Final answer
    x = 14,321.48

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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.