Home / 36,155.30-49,894.38-20,240.01

Finding the Fourth Proportional to 36,155.30, 49,894.38 and 20,240.01

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Solution

The fourth proportional to 36,155.30, 49,894.38 and 20,240.01 is: 27,931.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,155.30 : 49,894.38 = 20,240.01 : x
  2. Step 2: Convert to fraction form
    36,155.30/49,894.38 = 20,240.01/x
  3. Step 3: Cross multiply
    36,155.30x = 49,894.38 × 20,240.01
  4. Step 4: Simplify right side
    36,155.30x = 1,009,862,750.14
  5. Step 5: Solve for x
    x = 1,009,862,750.14/36,155.30
  6. Step 6: Final answer
    x = 27,931.25

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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.