Home / 25,440.74-35,110.34-14,113.90

Finding the Fourth Proportional to 25,440.74, 35,110.34 and 14,113.90

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Solution

The fourth proportional to 25,440.74, 35,110.34 and 14,113.90 is: 19,478.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,440.74 : 35,110.34 = 14,113.90 : x
  2. Step 2: Convert to fraction form
    25,440.74/35,110.34 = 14,113.90/x
  3. Step 3: Cross multiply
    25,440.74x = 35,110.34 × 14,113.90
  4. Step 4: Simplify right side
    25,440.74x = 495,543,827.73
  5. Step 5: Solve for x
    x = 495,543,827.73/25,440.74
  6. Step 6: Final answer
    x = 19,478.36

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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.