Home / 51,418.85-77,135.59-15,883.19

Finding the Fourth Proportional to 51,418.85, 77,135.59 and 15,883.19

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Solution

The fourth proportional to 51,418.85, 77,135.59 and 15,883.19 is: 23,827.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    51,418.85 : 77,135.59 = 15,883.19 : x
  2. Step 2: Convert to fraction form
    51,418.85/77,135.59 = 15,883.19/x
  3. Step 3: Cross multiply
    51,418.85x = 77,135.59 × 15,883.19
  4. Step 4: Simplify right side
    51,418.85x = 1,225,159,155.17
  5. Step 5: Solve for x
    x = 1,225,159,155.17/51,418.85
  6. Step 6: Final answer
    x = 23,827.04

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1.5x scale

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.