Home / 25,351.47-34,981.97-14,019.44

Finding the Fourth Proportional to 25,351.47, 34,981.97 and 14,019.44

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Solution

The fourth proportional to 25,351.47, 34,981.97 and 14,019.44 is: 19,345.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,351.47 : 34,981.97 = 14,019.44 : x
  2. Step 2: Convert to fraction form
    25,351.47/34,981.97 = 14,019.44/x
  3. Step 3: Cross multiply
    25,351.47x = 34,981.97 × 14,019.44
  4. Step 4: Simplify right side
    25,351.47x = 490,427,384.49
  5. Step 5: Solve for x
    x = 490,427,384.49/25,351.47
  6. Step 6: Final answer
    x = 19,345.13

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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.