Home / 27,211.23-37,551.65-15,274.71

Finding the Fourth Proportional to 27,211.23, 37,551.65 and 15,274.71

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Solution

The fourth proportional to 27,211.23, 37,551.65 and 15,274.71 is: 21,079.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,211.23 : 37,551.65 = 15,274.71 : x
  2. Step 2: Convert to fraction form
    27,211.23/37,551.65 = 15,274.71/x
  3. Step 3: Cross multiply
    27,211.23x = 37,551.65 × 15,274.71
  4. Step 4: Simplify right side
    27,211.23x = 573,590,487.40
  5. Step 5: Solve for x
    x = 573,590,487.40/27,211.23
  6. Step 6: Final answer
    x = 21,079.18

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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.