Home / 26,098.08-36,009.81-15,491.16

Finding the Fourth Proportional to 26,098.08, 36,009.81 and 15,491.16

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Solution

The fourth proportional to 26,098.08, 36,009.81 and 15,491.16 is: 21,374.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,098.08 : 36,009.81 = 15,491.16 : x
  2. Step 2: Convert to fraction form
    26,098.08/36,009.81 = 15,491.16/x
  3. Step 3: Cross multiply
    26,098.08x = 36,009.81 × 15,491.16
  4. Step 4: Simplify right side
    26,098.08x = 557,833,728.28
  5. Step 5: Solve for x
    x = 557,833,728.28/26,098.08
  6. Step 6: Final answer
    x = 21,374.51

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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.