Home / 24,678.78-34,056.60-13,348.28

Finding the Fourth Proportional to 24,678.78, 34,056.60 and 13,348.28

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Solution

The fourth proportional to 24,678.78, 34,056.60 and 13,348.28 is: 18,420.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    24,678.78 : 34,056.60 = 13,348.28 : x
  2. Step 2: Convert to fraction form
    24,678.78/34,056.60 = 13,348.28/x
  3. Step 3: Cross multiply
    24,678.78x = 34,056.60 × 13,348.28
  4. Step 4: Simplify right side
    24,678.78x = 454,597,032.65
  5. Step 5: Solve for x
    x = 454,597,032.65/24,678.78
  6. Step 6: Final answer
    x = 18,420.57

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.