Home / 24,515.20-36,675.60-21,264.40

Finding the Fourth Proportional to 24,515.20, 36,675.60 and 21,264.40

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Solution

The fourth proportional to 24,515.20, 36,675.60 and 21,264.40 is: 31,812.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    24,515.20 : 36,675.60 = 21,264.40 : x
  2. Step 2: Convert to fraction form
    24,515.20/36,675.60 = 21,264.40/x
  3. Step 3: Cross multiply
    24,515.20x = 36,675.60 × 21,264.40
  4. Step 4: Simplify right side
    24,515.20x = 779,884,628.64
  5. Step 5: Solve for x
    x = 779,884,628.64/24,515.20
  6. Step 6: Final answer
    x = 31,812.29

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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.