Home / 24,939.20-37,408.80-13,246.40

Finding the Fourth Proportional to 24,939.20, 37,408.80 and 13,246.40

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Solution

The fourth proportional to 24,939.20, 37,408.80 and 13,246.40 is: 19,869.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    24,939.20 : 37,408.80 = 13,246.40 : x
  2. Step 2: Convert to fraction form
    24,939.20/37,408.80 = 13,246.40/x
  3. Step 3: Cross multiply
    24,939.20x = 37,408.80 × 13,246.40
  4. Step 4: Simplify right side
    24,939.20x = 495,531,928.32
  5. Step 5: Solve for x
    x = 495,531,928.32/24,939.20
  6. Step 6: Final answer
    x = 19,869.60

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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.