Home / 27,718.95-41,580.10-18,830.52

Finding the Fourth Proportional to 27,718.95, 41,580.10 and 18,830.52

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Solution

The fourth proportional to 27,718.95, 41,580.10 and 18,830.52 is: 28,246.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,718.95 : 41,580.10 = 18,830.52 : x
  2. Step 2: Convert to fraction form
    27,718.95/41,580.10 = 18,830.52/x
  3. Step 3: Cross multiply
    27,718.95x = 41,580.10 × 18,830.52
  4. Step 4: Simplify right side
    27,718.95x = 782,974,928.19
  5. Step 5: Solve for x
    x = 782,974,928.19/27,718.95
  6. Step 6: Final answer
    x = 28,246.91

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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.