Home / 10,030.30-15,047.88-3,010.30

Finding the Fourth Proportional to 10,030.30, 15,047.88 and 3,010.30

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Solution

The fourth proportional to 10,030.30, 15,047.88 and 3,010.30 is: 4,516.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,030.30 : 15,047.88 = 3,010.30 : x
  2. Step 2: Convert to fraction form
    10,030.30/15,047.88 = 3,010.30/x
  3. Step 3: Cross multiply
    10,030.30x = 15,047.88 × 3,010.30
  4. Step 4: Simplify right side
    10,030.30x = 45,298,584.26
  5. Step 5: Solve for x
    x = 45,298,584.26/10,030.30
  6. Step 6: Final answer
    x = 4,516.18

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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.