Home / 19,072.78-26,316.70-10,574.53

Finding the Fourth Proportional to 19,072.78, 26,316.70 and 10,574.53

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Solution

The fourth proportional to 19,072.78, 26,316.70 and 10,574.53 is: 14,590.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,072.78 : 26,316.70 = 10,574.53 : x
  2. Step 2: Convert to fraction form
    19,072.78/26,316.70 = 10,574.53/x
  3. Step 3: Cross multiply
    19,072.78x = 26,316.70 × 10,574.53
  4. Step 4: Simplify right side
    19,072.78x = 278,286,641.42
  5. Step 5: Solve for x
    x = 278,286,641.42/19,072.78
  6. Step 6: Final answer
    x = 14,590.78

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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.