Home / 35,778.32-49,373.08-19,862.92

Finding the Fourth Proportional to 35,778.32, 49,373.08 and 19,862.92

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Solution

The fourth proportional to 35,778.32, 49,373.08 and 19,862.92 is: 27,410.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    35,778.32 : 49,373.08 = 19,862.92 : x
  2. Step 2: Convert to fraction form
    35,778.32/49,373.08 = 19,862.92/x
  3. Step 3: Cross multiply
    35,778.32x = 49,373.08 × 19,862.92
  4. Step 4: Simplify right side
    35,778.32x = 980,693,538.19
  5. Step 5: Solve for x
    x = 980,693,538.19/35,778.32
  6. Step 6: Final answer
    x = 27,410.27

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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.