Home / 25,720.32-38,572.63-9,076.46

Finding the Fourth Proportional to 25,720.32, 38,572.63 and 9,076.46

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Solution

The fourth proportional to 25,720.32, 38,572.63 and 9,076.46 is: 13,611.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,720.32 : 38,572.63 = 9,076.46 : x
  2. Step 2: Convert to fraction form
    25,720.32/38,572.63 = 9,076.46/x
  3. Step 3: Cross multiply
    25,720.32x = 38,572.63 × 9,076.46
  4. Step 4: Simplify right side
    25,720.32x = 350,102,933.29
  5. Step 5: Solve for x
    x = 350,102,933.29/25,720.32
  6. Step 6: Final answer
    x = 13,611.92

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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.