Home / 24,040.80-36,039.60-21,416.40

Finding the Fourth Proportional to 24,040.80, 36,039.60 and 21,416.40

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Solution

The fourth proportional to 24,040.80, 36,039.60 and 21,416.40 is: 32,105.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    24,040.80 : 36,039.60 = 21,416.40 : x
  2. Step 2: Convert to fraction form
    24,040.80/36,039.60 = 21,416.40/x
  3. Step 3: Cross multiply
    24,040.80x = 36,039.60 × 21,416.40
  4. Step 4: Simplify right side
    24,040.80x = 771,838,489.44
  5. Step 5: Solve for x
    x = 771,838,489.44/24,040.80
  6. Step 6: Final answer
    x = 32,105.36

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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.