Home / 40,904.57-61,319.72-14,603.15

Finding the Fourth Proportional to 40,904.57, 61,319.72 and 14,603.15

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Solution

The fourth proportional to 40,904.57, 61,319.72 and 14,603.15 is: 21,891.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,904.57 : 61,319.72 = 14,603.15 : x
  2. Step 2: Convert to fraction form
    40,904.57/61,319.72 = 14,603.15/x
  3. Step 3: Cross multiply
    40,904.57x = 61,319.72 × 14,603.15
  4. Step 4: Simplify right side
    40,904.57x = 895,461,258.93
  5. Step 5: Solve for x
    x = 895,461,258.93/40,904.57
  6. Step 6: Final answer
    x = 21,891.47

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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.