Home / 24,630.32-36,954.12-12,778.40

Finding the Fourth Proportional to 24,630.32, 36,954.12 and 12,778.40

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Solution

The fourth proportional to 24,630.32, 36,954.12 and 12,778.40 is: 19,172.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    24,630.32 : 36,954.12 = 12,778.40 : x
  2. Step 2: Convert to fraction form
    24,630.32/36,954.12 = 12,778.40/x
  3. Step 3: Cross multiply
    24,630.32x = 36,954.12 × 12,778.40
  4. Step 4: Simplify right side
    24,630.32x = 472,214,527.01
  5. Step 5: Solve for x
    x = 472,214,527.01/24,630.32
  6. Step 6: Final answer
    x = 19,172.08

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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.