Home / 19,561.80-29,342.93-5,522.18

Finding the Fourth Proportional to 19,561.80, 29,342.93 and 5,522.18

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Solution

The fourth proportional to 19,561.80, 29,342.93 and 5,522.18 is: 8,283.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,561.80 : 29,342.93 = 5,522.18 : x
  2. Step 2: Convert to fraction form
    19,561.80/29,342.93 = 5,522.18/x
  3. Step 3: Cross multiply
    19,561.80x = 29,342.93 × 5,522.18
  4. Step 4: Simplify right side
    19,561.80x = 162,036,813.46
  5. Step 5: Solve for x
    x = 162,036,813.46/19,561.80
  6. Step 6: Final answer
    x = 8,283.33

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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.