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Finding the Fourth Proportional to 22,203.86, 33,328.85 and 14,859.64

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Solution

The fourth proportional to 22,203.86, 33,328.85 and 14,859.64 is: 22,304.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,203.86 : 33,328.85 = 14,859.64 : x
  2. Step 2: Convert to fraction form
    22,203.86/33,328.85 = 14,859.64/x
  3. Step 3: Cross multiply
    22,203.86x = 33,328.85 × 14,859.64
  4. Step 4: Simplify right side
    22,203.86x = 495,254,779.38
  5. Step 5: Solve for x
    x = 495,254,779.38/22,203.86
  6. Step 6: Final answer
    x = 22,304.90

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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.