Home / 25,493.32-35,178.23-14,889.13

Finding the Fourth Proportional to 25,493.32, 35,178.23 and 14,889.13

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Solution

The fourth proportional to 25,493.32, 35,178.23 and 14,889.13 is: 20,545.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,493.32 : 35,178.23 = 14,889.13 : x
  2. Step 2: Convert to fraction form
    25,493.32/35,178.23 = 14,889.13/x
  3. Step 3: Cross multiply
    25,493.32x = 35,178.23 × 14,889.13
  4. Step 4: Simplify right side
    25,493.32x = 523,772,989.30
  5. Step 5: Solve for x
    x = 523,772,989.30/25,493.32
  6. Step 6: Final answer
    x = 20,545.50

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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.