Home / 40,063.08-55,282.12-22,155.64

Finding the Fourth Proportional to 40,063.08, 55,282.12 and 22,155.64

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Solution

The fourth proportional to 40,063.08, 55,282.12 and 22,155.64 is: 30,572.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,063.08 : 55,282.12 = 22,155.64 : x
  2. Step 2: Convert to fraction form
    40,063.08/55,282.12 = 22,155.64/x
  3. Step 3: Cross multiply
    40,063.08x = 55,282.12 × 22,155.64
  4. Step 4: Simplify right side
    40,063.08x = 1,224,810,749.16
  5. Step 5: Solve for x
    x = 1,224,810,749.16/40,063.08
  6. Step 6: Final answer
    x = 30,572.06

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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.