Home / 23,830.18-32,884.72-13,219.63

Finding the Fourth Proportional to 23,830.18, 32,884.72 and 13,219.63

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Solution

The fourth proportional to 23,830.18, 32,884.72 and 13,219.63 is: 18,242.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    23,830.18 : 32,884.72 = 13,219.63 : x
  2. Step 2: Convert to fraction form
    23,830.18/32,884.72 = 13,219.63/x
  3. Step 3: Cross multiply
    23,830.18x = 32,884.72 × 13,219.63
  4. Step 4: Simplify right side
    23,830.18x = 434,723,831.05
  5. Step 5: Solve for x
    x = 434,723,831.05/23,830.18
  6. Step 6: Final answer
    x = 18,242.57

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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.