Home / 25,618.50-35,353.80-14,440.50

Finding the Fourth Proportional to 25,618.50, 35,353.80 and 14,440.50

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Solution

The fourth proportional to 25,618.50, 35,353.80 and 14,440.50 is: 19,928.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,618.50 : 35,353.80 = 14,440.50 : x
  2. Step 2: Convert to fraction form
    25,618.50/35,353.80 = 14,440.50/x
  3. Step 3: Cross multiply
    25,618.50x = 35,353.80 × 14,440.50
  4. Step 4: Simplify right side
    25,618.50x = 510,526,548.90
  5. Step 5: Solve for x
    x = 510,526,548.90/25,618.50
  6. Step 6: Final answer
    x = 19,928.04

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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.