Home / 25,073.19-34,598.79-13,742.51

Finding the Fourth Proportional to 25,073.19, 34,598.79 and 13,742.51

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Solution

The fourth proportional to 25,073.19, 34,598.79 and 13,742.51 is: 18,963.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,073.19 : 34,598.79 = 13,742.51 : x
  2. Step 2: Convert to fraction form
    25,073.19/34,598.79 = 13,742.51/x
  3. Step 3: Cross multiply
    25,073.19x = 34,598.79 × 13,742.51
  4. Step 4: Simplify right side
    25,073.19x = 475,474,044.57
  5. Step 5: Solve for x
    x = 475,474,044.57/25,073.19
  6. Step 6: Final answer
    x = 18,963.44

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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.