Home / 27,491.40-37,937.43-14,915.88

Finding the Fourth Proportional to 27,491.40, 37,937.43 and 14,915.88

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Solution

The fourth proportional to 27,491.40, 37,937.43 and 14,915.88 is: 20,583.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,491.40 : 37,937.43 = 14,915.88 : x
  2. Step 2: Convert to fraction form
    27,491.40/37,937.43 = 14,915.88/x
  3. Step 3: Cross multiply
    27,491.40x = 37,937.43 × 14,915.88
  4. Step 4: Simplify right side
    27,491.40x = 565,870,153.39
  5. Step 5: Solve for x
    x = 565,870,153.39/27,491.40
  6. Step 6: Final answer
    x = 20,583.53

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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.