Home / 21,488.37-32,201.40-15,260.58

Finding the Fourth Proportional to 21,488.37, 32,201.40 and 15,260.58

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Solution

The fourth proportional to 21,488.37, 32,201.40 and 15,260.58 is: 22,868.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    21,488.37 : 32,201.40 = 15,260.58 : x
  2. Step 2: Convert to fraction form
    21,488.37/32,201.40 = 15,260.58/x
  3. Step 3: Cross multiply
    21,488.37x = 32,201.40 × 15,260.58
  4. Step 4: Simplify right side
    21,488.37x = 491,412,040.81
  5. Step 5: Solve for x
    x = 491,412,040.81/21,488.37
  6. Step 6: Final answer
    x = 22,868.74

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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.