Home / 25,178.44-34,746.48-13,693.46

Finding the Fourth Proportional to 25,178.44, 34,746.48 and 13,693.46

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Solution

The fourth proportional to 25,178.44, 34,746.48 and 13,693.46 is: 18,897.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,178.44 : 34,746.48 = 13,693.46 : x
  2. Step 2: Convert to fraction form
    25,178.44/34,746.48 = 13,693.46/x
  3. Step 3: Cross multiply
    25,178.44x = 34,746.48 × 13,693.46
  4. Step 4: Simplify right side
    25,178.44x = 475,799,490.59
  5. Step 5: Solve for x
    x = 475,799,490.59/25,178.44
  6. Step 6: Final answer
    x = 18,897.10

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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.