Home / 26,920.16-40,386.72-11,342.24

Finding the Fourth Proportional to 26,920.16, 40,386.72 and 11,342.24

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Solution

The fourth proportional to 26,920.16, 40,386.72 and 11,342.24 is: 17,016.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,920.16 : 40,386.72 = 11,342.24 : x
  2. Step 2: Convert to fraction form
    26,920.16/40,386.72 = 11,342.24/x
  3. Step 3: Cross multiply
    26,920.16x = 40,386.72 × 11,342.24
  4. Step 4: Simplify right side
    26,920.16x = 458,075,871.05
  5. Step 5: Solve for x
    x = 458,075,871.05/26,920.16
  6. Step 6: Final answer
    x = 17,016.09

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.