Home / 15,347.70-23,008.05-10,401.30

Finding the Fourth Proportional to 15,347.70, 23,008.05 and 10,401.30

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Solution

The fourth proportional to 15,347.70, 23,008.05 and 10,401.30 is: 15,592.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,347.70 : 23,008.05 = 10,401.30 : x
  2. Step 2: Convert to fraction form
    15,347.70/23,008.05 = 10,401.30/x
  3. Step 3: Cross multiply
    15,347.70x = 23,008.05 × 10,401.30
  4. Step 4: Simplify right side
    15,347.70x = 239,313,630.47
  5. Step 5: Solve for x
    x = 239,313,630.47/15,347.70
  6. Step 6: Final answer
    x = 15,592.80

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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.