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Finding the Fourth Proportional to 16,352.53, 22,567.08 and 9,643.93

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Solution

The fourth proportional to 16,352.53, 22,567.08 and 9,643.93 is: 13,308.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,352.53 : 22,567.08 = 9,643.93 : x
  2. Step 2: Convert to fraction form
    16,352.53/22,567.08 = 9,643.93/x
  3. Step 3: Cross multiply
    16,352.53x = 22,567.08 × 9,643.93
  4. Step 4: Simplify right side
    16,352.53x = 217,635,339.82
  5. Step 5: Solve for x
    x = 217,635,339.82/16,352.53
  6. Step 6: Final answer
    x = 13,308.97

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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.