Home / 20,774.18-31,161.06-16,594.58

Finding the Fourth Proportional to 20,774.18, 31,161.06 and 16,594.58

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Solution

The fourth proportional to 20,774.18, 31,161.06 and 16,594.58 is: 24,891.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    20,774.18 : 31,161.06 = 16,594.58 : x
  2. Step 2: Convert to fraction form
    20,774.18/31,161.06 = 16,594.58/x
  3. Step 3: Cross multiply
    20,774.18x = 31,161.06 × 16,594.58
  4. Step 4: Simplify right side
    20,774.18x = 517,104,547.25
  5. Step 5: Solve for x
    x = 517,104,547.25/20,774.18
  6. Step 6: Final answer
    x = 24,891.70

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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.