Home / 23,114.79-34,679.13-9,780.93

Finding the Fourth Proportional to 23,114.79, 34,679.13 and 9,780.93

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Solution

The fourth proportional to 23,114.79, 34,679.13 and 9,780.93 is: 14,674.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    23,114.79 : 34,679.13 = 9,780.93 : x
  2. Step 2: Convert to fraction form
    23,114.79/34,679.13 = 9,780.93/x
  3. Step 3: Cross multiply
    23,114.79x = 34,679.13 × 9,780.93
  4. Step 4: Simplify right side
    23,114.79x = 339,194,142.99
  5. Step 5: Solve for x
    x = 339,194,142.99/23,114.79
  6. Step 6: Final answer
    x = 14,674.33

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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.