Home / 45,277.12-67,916.52-15,695.92

Finding the Fourth Proportional to 45,277.12, 67,916.52 and 15,695.92

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Solution

The fourth proportional to 45,277.12, 67,916.52 and 15,695.92 is: 23,544.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    45,277.12 : 67,916.52 = 15,695.92 : x
  2. Step 2: Convert to fraction form
    45,277.12/67,916.52 = 15,695.92/x
  3. Step 3: Cross multiply
    45,277.12x = 67,916.52 × 15,695.92
  4. Step 4: Simplify right side
    45,277.12x = 1,066,012,264.60
  5. Step 5: Solve for x
    x = 1,066,012,264.60/45,277.12
  6. Step 6: Final answer
    x = 23,544.17

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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.