Home / 25,443.34-35,111.57-14,112.85

Finding the Fourth Proportional to 25,443.34, 35,111.57 and 14,112.85

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Solution

The fourth proportional to 25,443.34, 35,111.57 and 14,112.85 is: 19,475.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,443.34 : 35,111.57 = 14,112.85 : x
  2. Step 2: Convert to fraction form
    25,443.34/35,111.57 = 14,112.85/x
  3. Step 3: Cross multiply
    25,443.34x = 35,111.57 × 14,112.85
  4. Step 4: Simplify right side
    25,443.34x = 495,524,320.67
  5. Step 5: Solve for x
    x = 495,524,320.67/25,443.34
  6. Step 6: Final answer
    x = 19,475.60

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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.