Home / 13,019.23-17,966.51-7,050.90

Finding the Fourth Proportional to 13,019.23, 17,966.51 and 7,050.90

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Solution

The fourth proportional to 13,019.23, 17,966.51 and 7,050.90 is: 9,730.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,019.23 : 17,966.51 = 7,050.90 : x
  2. Step 2: Convert to fraction form
    13,019.23/17,966.51 = 7,050.90/x
  3. Step 3: Cross multiply
    13,019.23x = 17,966.51 × 7,050.90
  4. Step 4: Simplify right side
    13,019.23x = 126,680,022.86
  5. Step 5: Solve for x
    x = 126,680,022.86/13,019.23
  6. Step 6: Final answer
    x = 9,730.22

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.