Home / 25,258.78-34,864.77-14,651.02

Finding the Fourth Proportional to 25,258.78, 34,864.77 and 14,651.02

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Solution

The fourth proportional to 25,258.78, 34,864.77 and 14,651.02 is: 20,222.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,258.78 : 34,864.77 = 14,651.02 : x
  2. Step 2: Convert to fraction form
    25,258.78/34,864.77 = 14,651.02/x
  3. Step 3: Cross multiply
    25,258.78x = 34,864.77 × 14,651.02
  4. Step 4: Simplify right side
    25,258.78x = 510,804,442.57
  5. Step 5: Solve for x
    x = 510,804,442.57/25,258.78
  6. Step 6: Final answer
    x = 20,222.85

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.