Home / 20,384.19-30,574.23-5,594.59

Finding the Fourth Proportional to 20,384.19, 30,574.23 and 5,594.59

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Solution

The fourth proportional to 20,384.19, 30,574.23 and 5,594.59 is: 8,391.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    20,384.19 : 30,574.23 = 5,594.59 : x
  2. Step 2: Convert to fraction form
    20,384.19/30,574.23 = 5,594.59/x
  3. Step 3: Cross multiply
    20,384.19x = 30,574.23 × 5,594.59
  4. Step 4: Simplify right side
    20,384.19x = 171,050,281.42
  5. Step 5: Solve for x
    x = 171,050,281.42/20,384.19
  6. Step 6: Final answer
    x = 8,391.32

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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.