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Finding the Fourth Proportional to 14,587.06, 21,883.83 and 5,353.06

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Solution

The fourth proportional to 14,587.06, 21,883.83 and 5,353.06 is: 8,030.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,587.06 : 21,883.83 = 5,353.06 : x
  2. Step 2: Convert to fraction form
    14,587.06/21,883.83 = 5,353.06/x
  3. Step 3: Cross multiply
    14,587.06x = 21,883.83 × 5,353.06
  4. Step 4: Simplify right side
    14,587.06x = 117,145,455.02
  5. Step 5: Solve for x
    x = 117,145,455.02/14,587.06
  6. Step 6: Final answer
    x = 8,030.78

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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.