Home / 25,684.66-35,442.21-14,354.65

Finding the Fourth Proportional to 25,684.66, 35,442.21 and 14,354.65

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Solution

The fourth proportional to 25,684.66, 35,442.21 and 14,354.65 is: 19,807.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,684.66 : 35,442.21 = 14,354.65 : x
  2. Step 2: Convert to fraction form
    25,684.66/35,442.21 = 14,354.65/x
  3. Step 3: Cross multiply
    25,684.66x = 35,442.21 × 14,354.65
  4. Step 4: Simplify right side
    25,684.66x = 508,760,519.78
  5. Step 5: Solve for x
    x = 508,760,519.78/25,684.66
  6. Step 6: Final answer
    x = 19,807.95

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1.5x scale

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.