Home / 27,015.27-37,281.18-15,079.11

Finding the Fourth Proportional to 27,015.27, 37,281.18 and 15,079.11

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Solution

The fourth proportional to 27,015.27, 37,281.18 and 15,079.11 is: 20,809.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,015.27 : 37,281.18 = 15,079.11 : x
  2. Step 2: Convert to fraction form
    27,015.27/37,281.18 = 15,079.11/x
  3. Step 3: Cross multiply
    27,015.27x = 37,281.18 × 15,079.11
  4. Step 4: Simplify right side
    27,015.27x = 562,167,014.15
  5. Step 5: Solve for x
    x = 562,167,014.15/27,015.27
  6. Step 6: Final answer
    x = 20,809.23

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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.