Home / 10,729.85-16,091.32-10,030.19

Finding the Fourth Proportional to 10,729.85, 16,091.32 and 10,030.19

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Solution

The fourth proportional to 10,729.85, 16,091.32 and 10,030.19 is: 15,042.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,729.85 : 16,091.32 = 10,030.19 : x
  2. Step 2: Convert to fraction form
    10,729.85/16,091.32 = 10,030.19/x
  3. Step 3: Cross multiply
    10,729.85x = 16,091.32 × 10,030.19
  4. Step 4: Simplify right side
    10,729.85x = 161,398,866.34
  5. Step 5: Solve for x
    x = 161,398,866.34/10,729.85
  6. Step 6: Final answer
    x = 15,042.04

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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.