Home / 25,816.68-38,731.50-12,675.24

Finding the Fourth Proportional to 25,816.68, 38,731.50 and 12,675.24

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Solution

The fourth proportional to 25,816.68, 38,731.50 and 12,675.24 is: 19,016.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,816.68 : 38,731.50 = 12,675.24 : x
  2. Step 2: Convert to fraction form
    25,816.68/38,731.50 = 12,675.24/x
  3. Step 3: Cross multiply
    25,816.68x = 38,731.50 × 12,675.24
  4. Step 4: Simplify right side
    25,816.68x = 490,931,058.06
  5. Step 5: Solve for x
    x = 490,931,058.06/25,816.68
  6. Step 6: Final answer
    x = 19,016.04

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.