Home / 24,515.80-36,725.10-13,402.60

Finding the Fourth Proportional to 24,515.80, 36,725.10 and 13,402.60

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Solution

The fourth proportional to 24,515.80, 36,725.10 and 13,402.60 is: 20,077.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    24,515.80 : 36,725.10 = 13,402.60 : x
  2. Step 2: Convert to fraction form
    24,515.80/36,725.10 = 13,402.60/x
  3. Step 3: Cross multiply
    24,515.80x = 36,725.10 × 13,402.60
  4. Step 4: Simplify right side
    24,515.80x = 492,211,825.26
  5. Step 5: Solve for x
    x = 492,211,825.26/24,515.80
  6. Step 6: Final answer
    x = 20,077.33

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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.