Home / 28,016.03-42,030.20-8,296.13

Finding the Fourth Proportional to 28,016.03, 42,030.20 and 8,296.13

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Solution

The fourth proportional to 28,016.03, 42,030.20 and 8,296.13 is: 12,446.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,016.03 : 42,030.20 = 8,296.13 : x
  2. Step 2: Convert to fraction form
    28,016.03/42,030.20 = 8,296.13/x
  3. Step 3: Cross multiply
    28,016.03x = 42,030.20 × 8,296.13
  4. Step 4: Simplify right side
    28,016.03x = 348,687,751.49
  5. Step 5: Solve for x
    x = 348,687,751.49/28,016.03
  6. Step 6: Final answer
    x = 12,446.01

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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.