Home / 19,648.02-29,472.33-10,938.29

Finding the Fourth Proportional to 19,648.02, 29,472.33 and 10,938.29

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Solution

The fourth proportional to 19,648.02, 29,472.33 and 10,938.29 is: 16,407.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,648.02 : 29,472.33 = 10,938.29 : x
  2. Step 2: Convert to fraction form
    19,648.02/29,472.33 = 10,938.29/x
  3. Step 3: Cross multiply
    19,648.02x = 29,472.33 × 10,938.29
  4. Step 4: Simplify right side
    19,648.02x = 322,376,745.15
  5. Step 5: Solve for x
    x = 322,376,745.15/19,648.02
  6. Step 6: Final answer
    x = 16,407.60

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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.