Home / 24,356.72-33,612.36-13,178.72

Finding the Fourth Proportional to 24,356.72, 33,612.36 and 13,178.72

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Solution

The fourth proportional to 24,356.72, 33,612.36 and 13,178.72 is: 18,186.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    24,356.72 : 33,612.36 = 13,178.72 : x
  2. Step 2: Convert to fraction form
    24,356.72/33,612.36 = 13,178.72/x
  3. Step 3: Cross multiply
    24,356.72x = 33,612.36 × 13,178.72
  4. Step 4: Simplify right side
    24,356.72x = 442,967,880.98
  5. Step 5: Solve for x
    x = 442,967,880.98/24,356.72
  6. Step 6: Final answer
    x = 18,186.68

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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.