Home / 21,427.48-32,148.78-9,733.24

Finding the Fourth Proportional to 21,427.48, 32,148.78 and 9,733.24

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Solution

The fourth proportional to 21,427.48, 32,148.78 and 9,733.24 is: 14,603.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    21,427.48 : 32,148.78 = 9,733.24 : x
  2. Step 2: Convert to fraction form
    21,427.48/32,148.78 = 9,733.24/x
  3. Step 3: Cross multiply
    21,427.48x = 32,148.78 × 9,733.24
  4. Step 4: Simplify right side
    21,427.48x = 312,911,791.45
  5. Step 5: Solve for x
    x = 312,911,791.45/21,427.48
  6. Step 6: Final answer
    x = 14,603.29

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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.