Home / 10,034.20-15,051.30-9,969.40

Finding the Fourth Proportional to 10,034.20, 15,051.30 and 9,969.40

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Solution

The fourth proportional to 10,034.20, 15,051.30 and 9,969.40 is: 14,954.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,034.20 : 15,051.30 = 9,969.40 : x
  2. Step 2: Convert to fraction form
    10,034.20/15,051.30 = 9,969.40/x
  3. Step 3: Cross multiply
    10,034.20x = 15,051.30 × 9,969.40
  4. Step 4: Simplify right side
    10,034.20x = 150,052,430.22
  5. Step 5: Solve for x
    x = 150,052,430.22/10,034.20
  6. Step 6: Final answer
    x = 14,954.10

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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.