Home / 50,532.12-75,798.39-13,089.53

Finding the Fourth Proportional to 50,532.12, 75,798.39 and 13,089.53

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Solution

The fourth proportional to 50,532.12, 75,798.39 and 13,089.53 is: 19,634.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    50,532.12 : 75,798.39 = 13,089.53 : x
  2. Step 2: Convert to fraction form
    50,532.12/75,798.39 = 13,089.53/x
  3. Step 3: Cross multiply
    50,532.12x = 75,798.39 × 13,089.53
  4. Step 4: Simplify right side
    50,532.12x = 992,164,920.86
  5. Step 5: Solve for x
    x = 992,164,920.86/50,532.12
  6. Step 6: Final answer
    x = 19,634.34

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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.