Home / 23,445.12-32,355.03-12,834.75

Finding the Fourth Proportional to 23,445.12, 32,355.03 and 12,834.75

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Solution

The fourth proportional to 23,445.12, 32,355.03 and 12,834.75 is: 17,712.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    23,445.12 : 32,355.03 = 12,834.75 : x
  2. Step 2: Convert to fraction form
    23,445.12/32,355.03 = 12,834.75/x
  3. Step 3: Cross multiply
    23,445.12x = 32,355.03 × 12,834.75
  4. Step 4: Simplify right side
    23,445.12x = 415,268,721.29
  5. Step 5: Solve for x
    x = 415,268,721.29/23,445.12
  6. Step 6: Final answer
    x = 17,712.37

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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.