Home / 23,775.89-32,812.59-13,166.51

Finding the Fourth Proportional to 23,775.89, 32,812.59 and 13,166.51

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Solution

The fourth proportional to 23,775.89, 32,812.59 and 13,166.51 is: 18,170.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    23,775.89 : 32,812.59 = 13,166.51 : x
  2. Step 2: Convert to fraction form
    23,775.89/32,812.59 = 13,166.51/x
  3. Step 3: Cross multiply
    23,775.89x = 32,812.59 × 13,166.51
  4. Step 4: Simplify right side
    23,775.89x = 432,027,294.36
  5. Step 5: Solve for x
    x = 432,027,294.36/23,775.89
  6. Step 6: Final answer
    x = 18,170.81

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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.