Home / 27,368.28-37,771.92-15,432.12

Finding the Fourth Proportional to 27,368.28, 37,771.92 and 15,432.12

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Solution

The fourth proportional to 27,368.28, 37,771.92 and 15,432.12 is: 21,298.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,368.28 : 37,771.92 = 15,432.12 : x
  2. Step 2: Convert to fraction form
    27,368.28/37,771.92 = 15,432.12/x
  3. Step 3: Cross multiply
    27,368.28x = 37,771.92 × 15,432.12
  4. Step 4: Simplify right side
    27,368.28x = 582,900,802.07
  5. Step 5: Solve for x
    x = 582,900,802.07/27,368.28
  6. Step 6: Final answer
    x = 21,298.41

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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.