Home / 21,696.64-32,507.76-14,567.52

Finding the Fourth Proportional to 21,696.64, 32,507.76 and 14,567.52

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Solution

The fourth proportional to 21,696.64, 32,507.76 and 14,567.52 is: 21,826.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    21,696.64 : 32,507.76 = 14,567.52 : x
  2. Step 2: Convert to fraction form
    21,696.64/32,507.76 = 14,567.52/x
  3. Step 3: Cross multiply
    21,696.64x = 32,507.76 × 14,567.52
  4. Step 4: Simplify right side
    21,696.64x = 473,557,443.96
  5. Step 5: Solve for x
    x = 473,557,443.96/21,696.64
  6. Step 6: Final answer
    x = 21,826.30

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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.