Home / 19,643.19-29,465.69-5,604.18

Finding the Fourth Proportional to 19,643.19, 29,465.69 and 5,604.18

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Solution

The fourth proportional to 19,643.19, 29,465.69 and 5,604.18 is: 8,406.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,643.19 : 29,465.69 = 5,604.18 : x
  2. Step 2: Convert to fraction form
    19,643.19/29,465.69 = 5,604.18/x
  3. Step 3: Cross multiply
    19,643.19x = 29,465.69 × 5,604.18
  4. Step 4: Simplify right side
    19,643.19x = 165,131,002.56
  5. Step 5: Solve for x
    x = 165,131,002.56/19,643.19
  6. Step 6: Final answer
    x = 8,406.53

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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.