Home / 23,784.98-32,815.87-13,712.13

Finding the Fourth Proportional to 23,784.98, 32,815.87 and 13,712.13

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Solution

The fourth proportional to 23,784.98, 32,815.87 and 13,712.13 is: 18,918.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    23,784.98 : 32,815.87 = 13,712.13 : x
  2. Step 2: Convert to fraction form
    23,784.98/32,815.87 = 13,712.13/x
  3. Step 3: Cross multiply
    23,784.98x = 32,815.87 × 13,712.13
  4. Step 4: Simplify right side
    23,784.98x = 449,975,348.93
  5. Step 5: Solve for x
    x = 449,975,348.93/23,784.98
  6. Step 6: Final answer
    x = 18,918.47

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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.