Home / 27,490.88-37,937.42-14,915.63

Finding the Fourth Proportional to 27,490.88, 37,937.42 and 14,915.63

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Solution

The fourth proportional to 27,490.88, 37,937.42 and 14,915.63 is: 20,583.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,490.88 : 37,937.42 = 14,915.63 : x
  2. Step 2: Convert to fraction form
    27,490.88/37,937.42 = 14,915.63/x
  3. Step 3: Cross multiply
    27,490.88x = 37,937.42 × 14,915.63
  4. Step 4: Simplify right side
    27,490.88x = 565,860,255.61
  5. Step 5: Solve for x
    x = 565,860,255.61/27,490.88
  6. Step 6: Final answer
    x = 20,583.57

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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.