Home / 10,030.57-15,047.69-3,366.40

Finding the Fourth Proportional to 10,030.57, 15,047.69 and 3,366.40

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Solution

The fourth proportional to 10,030.57, 15,047.69 and 3,366.40 is: 5,050.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,030.57 : 15,047.69 = 3,366.40 : x
  2. Step 2: Convert to fraction form
    10,030.57/15,047.69 = 3,366.40/x
  3. Step 3: Cross multiply
    10,030.57x = 15,047.69 × 3,366.40
  4. Step 4: Simplify right side
    10,030.57x = 50,656,543.62
  5. Step 5: Solve for x
    x = 50,656,543.62/10,030.57
  6. Step 6: Final answer
    x = 5,050.22

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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.