Home / 25,442.88-35,109.90-14,111.49

Finding the Fourth Proportional to 25,442.88, 35,109.90 and 14,111.49

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Solution

The fourth proportional to 25,442.88, 35,109.90 and 14,111.49 is: 19,473.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,442.88 : 35,109.90 = 14,111.49 : x
  2. Step 2: Convert to fraction form
    25,442.88/35,109.90 = 14,111.49/x
  3. Step 3: Cross multiply
    25,442.88x = 35,109.90 × 14,111.49
  4. Step 4: Simplify right side
    25,442.88x = 495,453,002.75
  5. Step 5: Solve for x
    x = 495,453,002.75/25,442.88
  6. Step 6: Final answer
    x = 19,473.15

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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.