Home / 15,580.84-23,360.78-7,256.20

Finding the Fourth Proportional to 15,580.84, 23,360.78 and 7,256.20

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Solution

The fourth proportional to 15,580.84, 23,360.78 and 7,256.20 is: 10,879.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,580.84 : 23,360.78 = 7,256.20 : x
  2. Step 2: Convert to fraction form
    15,580.84/23,360.78 = 7,256.20/x
  3. Step 3: Cross multiply
    15,580.84x = 23,360.78 × 7,256.20
  4. Step 4: Simplify right side
    15,580.84x = 169,510,491.84
  5. Step 5: Solve for x
    x = 169,510,491.84/15,580.84
  6. Step 6: Final answer
    x = 10,879.42

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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.