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Finding the Fourth Proportional to 14,807.35, 22,220.30 and 5,921.35

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Solution

The fourth proportional to 14,807.35, 22,220.30 and 5,921.35 is: 8,885.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,807.35 : 22,220.30 = 5,921.35 : x
  2. Step 2: Convert to fraction form
    14,807.35/22,220.30 = 5,921.35/x
  3. Step 3: Cross multiply
    14,807.35x = 22,220.30 × 5,921.35
  4. Step 4: Simplify right side
    14,807.35x = 131,574,173.41
  5. Step 5: Solve for x
    x = 131,574,173.41/14,807.35
  6. Step 6: Final answer
    x = 8,885.73

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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.