Home / 40,451.09-55,822.77-22,547.23

Finding the Fourth Proportional to 40,451.09, 55,822.77 and 22,547.23

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Solution

The fourth proportional to 40,451.09, 55,822.77 and 22,547.23 is: 31,115.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,451.09 : 55,822.77 = 22,547.23 : x
  2. Step 2: Convert to fraction form
    40,451.09/55,822.77 = 22,547.23/x
  3. Step 3: Cross multiply
    40,451.09x = 55,822.77 × 22,547.23
  4. Step 4: Simplify right side
    40,451.09x = 1,258,648,555.31
  5. Step 5: Solve for x
    x = 1,258,648,555.31/40,451.09
  6. Step 6: Final answer
    x = 31,115.32

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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.