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Finding the Fourth Proportional to 16,591.81, 24,887.72 and 4,746.82

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Solution

The fourth proportional to 16,591.81, 24,887.72 and 4,746.82 is: 7,120.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,591.81 : 24,887.72 = 4,746.82 : x
  2. Step 2: Convert to fraction form
    16,591.81/24,887.72 = 4,746.82/x
  3. Step 3: Cross multiply
    16,591.81x = 24,887.72 × 4,746.82
  4. Step 4: Simplify right side
    16,591.81x = 118,137,398.34
  5. Step 5: Solve for x
    x = 118,137,398.34/16,591.81
  6. Step 6: Final answer
    x = 7,120.22

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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.