Home / 19,324.80-29,006.40-9,475.20

Finding the Fourth Proportional to 19,324.80, 29,006.40 and 9,475.20

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Solution

The fourth proportional to 19,324.80, 29,006.40 and 9,475.20 is: 14,222.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,324.80 : 29,006.40 = 9,475.20 : x
  2. Step 2: Convert to fraction form
    19,324.80/29,006.40 = 9,475.20/x
  3. Step 3: Cross multiply
    19,324.80x = 29,006.40 × 9,475.20
  4. Step 4: Simplify right side
    19,324.80x = 274,841,441.28
  5. Step 5: Solve for x
    x = 274,841,441.28/19,324.80
  6. Step 6: Final answer
    x = 14,222.21

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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.