Home / 19,494.28-26,915.02-15,010.12

Finding the Fourth Proportional to 19,494.28, 26,915.02 and 15,010.12

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Solution

The fourth proportional to 19,494.28, 26,915.02 and 15,010.12 is: 20,723.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,494.28 : 26,915.02 = 15,010.12 : x
  2. Step 2: Convert to fraction form
    19,494.28/26,915.02 = 15,010.12/x
  3. Step 3: Cross multiply
    19,494.28x = 26,915.02 × 15,010.12
  4. Step 4: Simplify right side
    19,494.28x = 403,997,680.00
  5. Step 5: Solve for x
    x = 403,997,680.00/19,494.28
  6. Step 6: Final answer
    x = 20,723.91

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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.