Home / 19,337.31-26,683.68-10,953.81

Finding the Fourth Proportional to 19,337.31, 26,683.68 and 10,953.81

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Solution

The fourth proportional to 19,337.31, 26,683.68 and 10,953.81 is: 15,115.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,337.31 : 26,683.68 = 10,953.81 : x
  2. Step 2: Convert to fraction form
    19,337.31/26,683.68 = 10,953.81/x
  3. Step 3: Cross multiply
    19,337.31x = 26,683.68 × 10,953.81
  4. Step 4: Simplify right side
    19,337.31x = 292,287,960.82
  5. Step 5: Solve for x
    x = 292,287,960.82/19,337.31
  6. Step 6: Final answer
    x = 15,115.23

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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.