Home / 23,643.23-32,627.70-12,888.19

Finding the Fourth Proportional to 23,643.23, 32,627.70 and 12,888.19

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Solution

The fourth proportional to 23,643.23, 32,627.70 and 12,888.19 is: 17,785.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    23,643.23 : 32,627.70 = 12,888.19 : x
  2. Step 2: Convert to fraction form
    23,643.23/32,627.70 = 12,888.19/x
  3. Step 3: Cross multiply
    23,643.23x = 32,627.70 × 12,888.19
  4. Step 4: Simplify right side
    23,643.23x = 420,512,147.16
  5. Step 5: Solve for x
    x = 420,512,147.16/23,643.23
  6. Step 6: Final answer
    x = 17,785.73

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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.