Home / 27,315.63-40,972.23-7,325.13

Finding the Fourth Proportional to 27,315.63, 40,972.23 and 7,325.13

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Solution

The fourth proportional to 27,315.63, 40,972.23 and 7,325.13 is: 10,987.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,315.63 : 40,972.23 = 7,325.13 : x
  2. Step 2: Convert to fraction form
    27,315.63/40,972.23 = 7,325.13/x
  3. Step 3: Cross multiply
    27,315.63x = 40,972.23 × 7,325.13
  4. Step 4: Simplify right side
    27,315.63x = 300,127,064.79
  5. Step 5: Solve for x
    x = 300,127,064.79/27,315.63
  6. Step 6: Final answer
    x = 10,987.37

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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.