Home / 20,397.15-30,594.29-5,604.93

Finding the Fourth Proportional to 20,397.15, 30,594.29 and 5,604.93

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Solution

The fourth proportional to 20,397.15, 30,594.29 and 5,604.93 is: 8,407.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    20,397.15 : 30,594.29 = 5,604.93 : x
  2. Step 2: Convert to fraction form
    20,397.15/30,594.29 = 5,604.93/x
  3. Step 3: Cross multiply
    20,397.15x = 30,594.29 × 5,604.93
  4. Step 4: Simplify right side
    20,397.15x = 171,478,825.83
  5. Step 5: Solve for x
    x = 171,478,825.83/20,397.15
  6. Step 6: Final answer
    x = 8,407.00

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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.