Home / 25,574.88-35,279.82-17,603.28

Finding the Fourth Proportional to 25,574.88, 35,279.82 and 17,603.28

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Solution

The fourth proportional to 25,574.88, 35,279.82 and 17,603.28 is: 24,283.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,574.88 : 35,279.82 = 17,603.28 : x
  2. Step 2: Convert to fraction form
    25,574.88/35,279.82 = 17,603.28/x
  3. Step 3: Cross multiply
    25,574.88x = 35,279.82 × 17,603.28
  4. Step 4: Simplify right side
    25,574.88x = 621,040,549.81
  5. Step 5: Solve for x
    x = 621,040,549.81/25,574.88
  6. Step 6: Final answer
    x = 24,283.22

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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.