Home / 10,152.19-15,220.56-7,023.88

Finding the Fourth Proportional to 10,152.19, 15,220.56 and 7,023.88

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Solution

The fourth proportional to 10,152.19, 15,220.56 and 7,023.88 is: 10,530.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,152.19 : 15,220.56 = 7,023.88 : x
  2. Step 2: Convert to fraction form
    10,152.19/15,220.56 = 7,023.88/x
  3. Step 3: Cross multiply
    10,152.19x = 15,220.56 × 7,023.88
  4. Step 4: Simplify right side
    10,152.19x = 106,907,310.87
  5. Step 5: Solve for x
    x = 106,907,310.87/10,152.19
  6. Step 6: Final answer
    x = 10,530.47

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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.