Home / 39,969.14-55,173.12-26,355.02

Finding the Fourth Proportional to 39,969.14, 55,173.12 and 26,355.02

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Solution

The fourth proportional to 39,969.14, 55,173.12 and 26,355.02 is: 36,380.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,969.14 : 55,173.12 = 26,355.02 : x
  2. Step 2: Convert to fraction form
    39,969.14/55,173.12 = 26,355.02/x
  3. Step 3: Cross multiply
    39,969.14x = 55,173.12 × 26,355.02
  4. Step 4: Simplify right side
    39,969.14x = 1,454,088,681.06
  5. Step 5: Solve for x
    x = 1,454,088,681.06/39,969.14
  6. Step 6: Final answer
    x = 36,380.28

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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.