Home / 19,644.16-29,438.08-15,240.96

Finding the Fourth Proportional to 19,644.16, 29,438.08 and 15,240.96

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Solution

The fourth proportional to 19,644.16, 29,438.08 and 15,240.96 is: 22,839.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,644.16 : 29,438.08 = 15,240.96 : x
  2. Step 2: Convert to fraction form
    19,644.16/29,438.08 = 15,240.96/x
  3. Step 3: Cross multiply
    19,644.16x = 29,438.08 × 15,240.96
  4. Step 4: Simplify right side
    19,644.16x = 448,664,599.76
  5. Step 5: Solve for x
    x = 448,664,599.76/19,644.16
  6. Step 6: Final answer
    x = 22,839.59

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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.