Home / 10,328.60-15,525.30-10,134.20

Finding the Fourth Proportional to 10,328.60, 15,525.30 and 10,134.20

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Solution

The fourth proportional to 10,328.60, 15,525.30 and 10,134.20 is: 15,233.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,328.60 : 15,525.30 = 10,134.20 : x
  2. Step 2: Convert to fraction form
    10,328.60/15,525.30 = 10,134.20/x
  3. Step 3: Cross multiply
    10,328.60x = 15,525.30 × 10,134.20
  4. Step 4: Simplify right side
    10,328.60x = 157,336,495.26
  5. Step 5: Solve for x
    x = 157,336,495.26/10,328.60
  6. Step 6: Final answer
    x = 15,233.09

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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.