Home / 27,943.70-41,915.55-15,502.10

Finding the Fourth Proportional to 27,943.70, 41,915.55 and 15,502.10

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Solution

The fourth proportional to 27,943.70, 41,915.55 and 15,502.10 is: 23,253.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,943.70 : 41,915.55 = 15,502.10 : x
  2. Step 2: Convert to fraction form
    27,943.70/41,915.55 = 15,502.10/x
  3. Step 3: Cross multiply
    27,943.70x = 41,915.55 × 15,502.10
  4. Step 4: Simplify right side
    27,943.70x = 649,779,047.66
  5. Step 5: Solve for x
    x = 649,779,047.66/27,943.70
  6. Step 6: Final answer
    x = 23,253.15

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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.