Home / 23,018.86-34,500.02-11,919.22

Finding the Fourth Proportional to 23,018.86, 34,500.02 and 11,919.22

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Solution

The fourth proportional to 23,018.86, 34,500.02 and 11,919.22 is: 17,864.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    23,018.86 : 34,500.02 = 11,919.22 : x
  2. Step 2: Convert to fraction form
    23,018.86/34,500.02 = 11,919.22/x
  3. Step 3: Cross multiply
    23,018.86x = 34,500.02 × 11,919.22
  4. Step 4: Simplify right side
    23,018.86x = 411,213,328.38
  5. Step 5: Solve for x
    x = 411,213,328.38/23,018.86
  6. Step 6: Final answer
    x = 17,864.19

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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.