Home / 36,426.36-54,639.51-13,069.20

Finding the Fourth Proportional to 36,426.36, 54,639.51 and 13,069.20

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Solution

The fourth proportional to 36,426.36, 54,639.51 and 13,069.20 is: 19,603.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,426.36 : 54,639.51 = 13,069.20 : x
  2. Step 2: Convert to fraction form
    36,426.36/54,639.51 = 13,069.20/x
  3. Step 3: Cross multiply
    36,426.36x = 54,639.51 × 13,069.20
  4. Step 4: Simplify right side
    36,426.36x = 714,094,684.09
  5. Step 5: Solve for x
    x = 714,094,684.09/36,426.36
  6. Step 6: Final answer
    x = 19,603.79

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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.