Home / 23,118.79-34,685.13-9,784.93

Finding the Fourth Proportional to 23,118.79, 34,685.13 and 9,784.93

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Solution

The fourth proportional to 23,118.79, 34,685.13 and 9,784.93 is: 14,680.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    23,118.79 : 34,685.13 = 9,784.93 : x
  2. Step 2: Convert to fraction form
    23,118.79/34,685.13 = 9,784.93/x
  3. Step 3: Cross multiply
    23,118.79x = 34,685.13 × 9,784.93
  4. Step 4: Simplify right side
    23,118.79x = 339,391,569.09
  5. Step 5: Solve for x
    x = 339,391,569.09/23,118.79
  6. Step 6: Final answer
    x = 14,680.33

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.