Home / 25,442.07-35,111.19-14,110.80

Finding the Fourth Proportional to 25,442.07, 35,111.19 and 14,110.80

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Solution

The fourth proportional to 25,442.07, 35,111.19 and 14,110.80 is: 19,473.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,442.07 : 35,111.19 = 14,110.80 : x
  2. Step 2: Convert to fraction form
    25,442.07/35,111.19 = 14,110.80/x
  3. Step 3: Cross multiply
    25,442.07x = 35,111.19 × 14,110.80
  4. Step 4: Simplify right side
    25,442.07x = 495,446,979.85
  5. Step 5: Solve for x
    x = 495,446,979.85/25,442.07
  6. Step 6: Final answer
    x = 19,473.53

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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.