Home / 24,378.36-36,560.04-12,685.20

Finding the Fourth Proportional to 24,378.36, 36,560.04 and 12,685.20

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Solution

The fourth proportional to 24,378.36, 36,560.04 and 12,685.20 is: 19,023.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    24,378.36 : 36,560.04 = 12,685.20 : x
  2. Step 2: Convert to fraction form
    24,378.36/36,560.04 = 12,685.20/x
  3. Step 3: Cross multiply
    24,378.36x = 36,560.04 × 12,685.20
  4. Step 4: Simplify right side
    24,378.36x = 463,771,419.41
  5. Step 5: Solve for x
    x = 463,771,419.41/24,378.36
  6. Step 6: Final answer
    x = 19,023.90

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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.