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Finding the Fourth Proportional to 17,520.90, 26,281.54 and 5,834.10

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Solution

The fourth proportional to 17,520.90, 26,281.54 and 5,834.10 is: 8,751.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,520.90 : 26,281.54 = 5,834.10 : x
  2. Step 2: Convert to fraction form
    17,520.90/26,281.54 = 5,834.10/x
  3. Step 3: Cross multiply
    17,520.90x = 26,281.54 × 5,834.10
  4. Step 4: Simplify right side
    17,520.90x = 153,329,132.51
  5. Step 5: Solve for x
    x = 153,329,132.51/17,520.90
  6. Step 6: Final answer
    x = 8,751.21

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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.