Home / 25,398.13-38,100.76-10,603.68

Finding the Fourth Proportional to 25,398.13, 38,100.76 and 10,603.68

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Solution

The fourth proportional to 25,398.13, 38,100.76 and 10,603.68 is: 15,907.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,398.13 : 38,100.76 = 10,603.68 : x
  2. Step 2: Convert to fraction form
    25,398.13/38,100.76 = 10,603.68/x
  3. Step 3: Cross multiply
    25,398.13x = 38,100.76 × 10,603.68
  4. Step 4: Simplify right side
    25,398.13x = 404,008,266.80
  5. Step 5: Solve for x
    x = 404,008,266.80/25,398.13
  6. Step 6: Final answer
    x = 15,907.01

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.