Home / 49,486.71-74,222.16-14,418.18

Finding the Fourth Proportional to 49,486.71, 74,222.16 and 14,418.18

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Solution

The fourth proportional to 49,486.71, 74,222.16 and 14,418.18 is: 21,624.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    49,486.71 : 74,222.16 = 14,418.18 : x
  2. Step 2: Convert to fraction form
    49,486.71/74,222.16 = 14,418.18/x
  3. Step 3: Cross multiply
    49,486.71x = 74,222.16 × 14,418.18
  4. Step 4: Simplify right side
    49,486.71x = 1,070,148,462.87
  5. Step 5: Solve for x
    x = 1,070,148,462.87/49,486.71
  6. Step 6: Final answer
    x = 21,624.97

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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.