Home / 40,276.16-55,575.24-22,371.32

Finding the Fourth Proportional to 40,276.16, 55,575.24 and 22,371.32

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Solution

The fourth proportional to 40,276.16, 55,575.24 and 22,371.32 is: 30,869.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,276.16 : 55,575.24 = 22,371.32 : x
  2. Step 2: Convert to fraction form
    40,276.16/55,575.24 = 22,371.32/x
  3. Step 3: Cross multiply
    40,276.16x = 55,575.24 × 22,371.32
  4. Step 4: Simplify right side
    40,276.16x = 1,243,291,478.12
  5. Step 5: Solve for x
    x = 1,243,291,478.12/40,276.16
  6. Step 6: Final answer
    x = 30,869.17

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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.