Home / 60,759.81-91,142.45-18,636.83

Finding the Fourth Proportional to 60,759.81, 91,142.45 and 18,636.83

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Solution

The fourth proportional to 60,759.81, 91,142.45 and 18,636.83 is: 27,956.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    60,759.81 : 91,142.45 = 18,636.83 : x
  2. Step 2: Convert to fraction form
    60,759.81/91,142.45 = 18,636.83/x
  3. Step 3: Cross multiply
    60,759.81x = 91,142.45 × 18,636.83
  4. Step 4: Simplify right side
    60,759.81x = 1,698,605,797.54
  5. Step 5: Solve for x
    x = 1,698,605,797.54/60,759.81
  6. Step 6: Final answer
    x = 27,956.07

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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.