Home / 23,795.67-32,840-13,186.29

Finding the Fourth Proportional to 23,795.67, 32,840 and 13,186.29

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Solution

The fourth proportional to 23,795.67, 32,840 and 13,186.29 is: 18,198.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    23,795.67 : 32,840 = 13,186.29 : x
  2. Step 2: Convert to fraction form
    23,795.67/32,840 = 13,186.29/x
  3. Step 3: Cross multiply
    23,795.67x = 32,840 × 13,186.29
  4. Step 4: Simplify right side
    23,795.67x = 433,037,763.60
  5. Step 5: Solve for x
    x = 433,037,763.60/23,795.67
  6. Step 6: Final answer
    x = 18,198.17

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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.