Home / 24,643.10-36,987.85-12,964.70

Finding the Fourth Proportional to 24,643.10, 36,987.85 and 12,964.70

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Solution

The fourth proportional to 24,643.10, 36,987.85 and 12,964.70 is: 19,459.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    24,643.10 : 36,987.85 = 12,964.70 : x
  2. Step 2: Convert to fraction form
    24,643.10/36,987.85 = 12,964.70/x
  3. Step 3: Cross multiply
    24,643.10x = 36,987.85 × 12,964.70
  4. Step 4: Simplify right side
    24,643.10x = 479,536,378.90
  5. Step 5: Solve for x
    x = 479,536,378.90/24,643.10
  6. Step 6: Final answer
    x = 19,459.26

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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.