Home / 27,490.64-37,937.16-14,915.36

Finding the Fourth Proportional to 27,490.64, 37,937.16 and 14,915.36

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Solution

The fourth proportional to 27,490.64, 37,937.16 and 14,915.36 is: 20,583.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,490.64 : 37,937.16 = 14,915.36 : x
  2. Step 2: Convert to fraction form
    27,490.64/37,937.16 = 14,915.36/x
  3. Step 3: Cross multiply
    27,490.64x = 37,937.16 × 14,915.36
  4. Step 4: Simplify right side
    27,490.64x = 565,846,398.78
  5. Step 5: Solve for x
    x = 565,846,398.78/27,490.64
  6. Step 6: Final answer
    x = 20,583.24

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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.