Home / 17,390.10-26,091.55-7,002.90

Finding the Fourth Proportional to 17,390.10, 26,091.55 and 7,002.90

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Solution

The fourth proportional to 17,390.10, 26,091.55 and 7,002.90 is: 10,506.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,390.10 : 26,091.55 = 7,002.90 : x
  2. Step 2: Convert to fraction form
    17,390.10/26,091.55 = 7,002.90/x
  3. Step 3: Cross multiply
    17,390.10x = 26,091.55 × 7,002.90
  4. Step 4: Simplify right side
    17,390.10x = 182,716,515.50
  5. Step 5: Solve for x
    x = 182,716,515.50/17,390.10
  6. Step 6: Final answer
    x = 10,506.93

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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.