Home / 19,374.04-26,737.05-15,175

Finding the Fourth Proportional to 19,374.04, 26,737.05 and 15,175

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Solution

The fourth proportional to 19,374.04, 26,737.05 and 15,175 is: 20,942.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,374.04 : 26,737.05 = 15,175 : x
  2. Step 2: Convert to fraction form
    19,374.04/26,737.05 = 15,175/x
  3. Step 3: Cross multiply
    19,374.04x = 26,737.05 × 15,175
  4. Step 4: Simplify right side
    19,374.04x = 405,734,733.75
  5. Step 5: Solve for x
    x = 405,734,733.75/19,374.04
  6. Step 6: Final answer
    x = 20,942.19

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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.