Home / 23,111.47-34,671.87-9,784.44

Finding the Fourth Proportional to 23,111.47, 34,671.87 and 9,784.44

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Solution

The fourth proportional to 23,111.47, 34,671.87 and 9,784.44 is: 14,678.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    23,111.47 : 34,671.87 = 9,784.44 : x
  2. Step 2: Convert to fraction form
    23,111.47/34,671.87 = 9,784.44/x
  3. Step 3: Cross multiply
    23,111.47x = 34,671.87 × 9,784.44
  4. Step 4: Simplify right side
    23,111.47x = 339,244,831.70
  5. Step 5: Solve for x
    x = 339,244,831.70/23,111.47
  6. Step 6: Final answer
    x = 14,678.63

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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.