Home / 15,491.74-23,243.70-9,255.16

Finding the Fourth Proportional to 15,491.74, 23,243.70 and 9,255.16

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Solution

The fourth proportional to 15,491.74, 23,243.70 and 9,255.16 is: 13,886.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,491.74 : 23,243.70 = 9,255.16 : x
  2. Step 2: Convert to fraction form
    15,491.74/23,243.70 = 9,255.16/x
  3. Step 3: Cross multiply
    15,491.74x = 23,243.70 × 9,255.16
  4. Step 4: Simplify right side
    15,491.74x = 215,124,162.49
  5. Step 5: Solve for x
    x = 215,124,162.49/15,491.74
  6. Step 6: Final answer
    x = 13,886.38

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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.