Home / 25,440.60-35,110.19-14,113.75

Finding the Fourth Proportional to 25,440.60, 35,110.19 and 14,113.75

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Solution

The fourth proportional to 25,440.60, 35,110.19 and 14,113.75 is: 19,478.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,440.60 : 35,110.19 = 14,113.75 : x
  2. Step 2: Convert to fraction form
    25,440.60/35,110.19 = 14,113.75/x
  3. Step 3: Cross multiply
    25,440.60x = 35,110.19 × 14,113.75
  4. Step 4: Simplify right side
    25,440.60x = 495,536,285.77
  5. Step 5: Solve for x
    x = 495,536,285.77/25,440.60
  6. Step 6: Final answer
    x = 19,478.17

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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.