Home / 23,899.57-32,981.45-13,289.22

Finding the Fourth Proportional to 23,899.57, 32,981.45 and 13,289.22

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Solution

The fourth proportional to 23,899.57, 32,981.45 and 13,289.22 is: 18,339.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    23,899.57 : 32,981.45 = 13,289.22 : x
  2. Step 2: Convert to fraction form
    23,899.57/32,981.45 = 13,289.22/x
  3. Step 3: Cross multiply
    23,899.57x = 32,981.45 × 13,289.22
  4. Step 4: Simplify right side
    23,899.57x = 438,297,678.52
  5. Step 5: Solve for x
    x = 438,297,678.52/23,899.57
  6. Step 6: Final answer
    x = 18,339.15

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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.