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Finding the Fourth Proportional to 12,364.71, 18,549.98 and 4,044.70

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Solution

The fourth proportional to 12,364.71, 18,549.98 and 4,044.70 is: 6,068.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,364.71 : 18,549.98 = 4,044.70 : x
  2. Step 2: Convert to fraction form
    12,364.71/18,549.98 = 4,044.70/x
  3. Step 3: Cross multiply
    12,364.71x = 18,549.98 × 4,044.70
  4. Step 4: Simplify right side
    12,364.71x = 75,029,011.36
  5. Step 5: Solve for x
    x = 75,029,011.36/12,364.71
  6. Step 6: Final answer
    x = 6,068.00

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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.