Home / 25,811.22-35,630.40-17,439.06

Finding the Fourth Proportional to 25,811.22, 35,630.40 and 17,439.06

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Solution

The fourth proportional to 25,811.22, 35,630.40 and 17,439.06 is: 24,073.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,811.22 : 35,630.40 = 17,439.06 : x
  2. Step 2: Convert to fraction form
    25,811.22/35,630.40 = 17,439.06/x
  3. Step 3: Cross multiply
    25,811.22x = 35,630.40 × 17,439.06
  4. Step 4: Simplify right side
    25,811.22x = 621,360,683.42
  5. Step 5: Solve for x
    x = 621,360,683.42/25,811.22
  6. Step 6: Final answer
    x = 24,073.28

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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.