Home / 19,114.54-26,377.18-10,617.20

Finding the Fourth Proportional to 19,114.54, 26,377.18 and 10,617.20

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Solution

The fourth proportional to 19,114.54, 26,377.18 and 10,617.20 is: 14,651.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,114.54 : 26,377.18 = 10,617.20 : x
  2. Step 2: Convert to fraction form
    19,114.54/26,377.18 = 10,617.20/x
  3. Step 3: Cross multiply
    19,114.54x = 26,377.18 × 10,617.20
  4. Step 4: Simplify right side
    19,114.54x = 280,051,795.70
  5. Step 5: Solve for x
    x = 280,051,795.70/19,114.54
  6. Step 6: Final answer
    x = 14,651.25

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.