Home / 40,064.73-55,284.53-22,157.30

Finding the Fourth Proportional to 40,064.73, 55,284.53 and 22,157.30

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Solution

The fourth proportional to 40,064.73, 55,284.53 and 22,157.30 is: 30,574.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,064.73 : 55,284.53 = 22,157.30 : x
  2. Step 2: Convert to fraction form
    40,064.73/55,284.53 = 22,157.30/x
  3. Step 3: Cross multiply
    40,064.73x = 55,284.53 × 22,157.30
  4. Step 4: Simplify right side
    40,064.73x = 1,224,955,916.57
  5. Step 5: Solve for x
    x = 1,224,955,916.57/40,064.73
  6. Step 6: Final answer
    x = 30,574.42

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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.