Home / 16,148.88-22,281.48-9,858.96

Finding the Fourth Proportional to 16,148.88, 22,281.48 and 9,858.96

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Solution

The fourth proportional to 16,148.88, 22,281.48 and 9,858.96 is: 13,602.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,148.88 : 22,281.48 = 9,858.96 : x
  2. Step 2: Convert to fraction form
    16,148.88/22,281.48 = 9,858.96/x
  3. Step 3: Cross multiply
    16,148.88x = 22,281.48 × 9,858.96
  4. Step 4: Simplify right side
    16,148.88x = 219,672,220.06
  5. Step 5: Solve for x
    x = 219,672,220.06/16,148.88
  6. Step 6: Final answer
    x = 13,602.94

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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.