Home / 10,020.47-15,030.92-3,094.97

Finding the Fourth Proportional to 10,020.47, 15,030.92 and 3,094.97

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Solution

The fourth proportional to 10,020.47, 15,030.92 and 3,094.97 is: 4,642.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,020.47 : 15,030.92 = 3,094.97 : x
  2. Step 2: Convert to fraction form
    10,020.47/15,030.92 = 3,094.97/x
  3. Step 3: Cross multiply
    10,020.47x = 15,030.92 × 3,094.97
  4. Step 4: Simplify right side
    10,020.47x = 46,520,155.84
  5. Step 5: Solve for x
    x = 46,520,155.84/10,020.47
  6. Step 6: Final answer
    x = 4,642.51

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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.