Home / 25,331.90-34,966.77-17,400.38

Finding the Fourth Proportional to 25,331.90, 34,966.77 and 17,400.38

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Solution

The fourth proportional to 25,331.90, 34,966.77 and 17,400.38 is: 24,018.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,331.90 : 34,966.77 = 17,400.38 : x
  2. Step 2: Convert to fraction form
    25,331.90/34,966.77 = 17,400.38/x
  3. Step 3: Cross multiply
    25,331.90x = 34,966.77 × 17,400.38
  4. Step 4: Simplify right side
    25,331.90x = 608,435,085.37
  5. Step 5: Solve for x
    x = 608,435,085.37/25,331.90
  6. Step 6: Final answer
    x = 24,018.53

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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.