Home / 23,165.29-31,968.10-12,554.93

Finding the Fourth Proportional to 23,165.29, 31,968.10 and 12,554.93

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Solution

The fourth proportional to 23,165.29, 31,968.10 and 12,554.93 is: 17,325.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    23,165.29 : 31,968.10 = 12,554.93 : x
  2. Step 2: Convert to fraction form
    23,165.29/31,968.10 = 12,554.93/x
  3. Step 3: Cross multiply
    23,165.29x = 31,968.10 × 12,554.93
  4. Step 4: Simplify right side
    23,165.29x = 401,357,146.43
  5. Step 5: Solve for x
    x = 401,357,146.43/23,165.29
  6. Step 6: Final answer
    x = 17,325.80

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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.