Home / 55,242.08-82,830.36-21,944.24

Finding the Fourth Proportional to 55,242.08, 82,830.36 and 21,944.24

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Solution

The fourth proportional to 55,242.08, 82,830.36 and 21,944.24 is: 32,903.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    55,242.08 : 82,830.36 = 21,944.24 : x
  2. Step 2: Convert to fraction form
    55,242.08/82,830.36 = 21,944.24/x
  3. Step 3: Cross multiply
    55,242.08x = 82,830.36 × 21,944.24
  4. Step 4: Simplify right side
    55,242.08x = 1,817,649,299.13
  5. Step 5: Solve for x
    x = 1,817,649,299.13/55,242.08
  6. Step 6: Final answer
    x = 32,903.35

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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.