Home / 10,317.10-14,205.22-9,104.53

Finding the Fourth Proportional to 10,317.10, 14,205.22 and 9,104.53

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Solution

The fourth proportional to 10,317.10, 14,205.22 and 9,104.53 is: 12,535.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,317.10 : 14,205.22 = 9,104.53 : x
  2. Step 2: Convert to fraction form
    10,317.10/14,205.22 = 9,104.53/x
  3. Step 3: Cross multiply
    10,317.10x = 14,205.22 × 9,104.53
  4. Step 4: Simplify right side
    10,317.10x = 129,331,851.65
  5. Step 5: Solve for x
    x = 129,331,851.65/10,317.10
  6. Step 6: Final answer
    x = 12,535.68

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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.