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Finding the Fourth Proportional to 32,099.66, 44,303.66 and 21,507.76

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Solution

The fourth proportional to 32,099.66, 44,303.66 and 21,507.76 is: 29,684.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    32,099.66 : 44,303.66 = 21,507.76 : x
  2. Step 2: Convert to fraction form
    32,099.66/44,303.66 = 21,507.76/x
  3. Step 3: Cross multiply
    32,099.66x = 44,303.66 × 21,507.76
  4. Step 4: Simplify right side
    32,099.66x = 952,872,486.40
  5. Step 5: Solve for x
    x = 952,872,486.40/32,099.66
  6. Step 6: Final answer
    x = 29,684.82

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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.