Home / 27,275.72-40,915.90-7,554.28

Finding the Fourth Proportional to 27,275.72, 40,915.90 and 7,554.28

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Solution

The fourth proportional to 27,275.72, 40,915.90 and 7,554.28 is: 11,332.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,275.72 : 40,915.90 = 7,554.28 : x
  2. Step 2: Convert to fraction form
    27,275.72/40,915.90 = 7,554.28/x
  3. Step 3: Cross multiply
    27,275.72x = 40,915.90 × 7,554.28
  4. Step 4: Simplify right side
    27,275.72x = 309,090,165.05
  5. Step 5: Solve for x
    x = 309,090,165.05/27,275.72
  6. Step 6: Final answer
    x = 11,332.06

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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.