Home / 60,830.46-91,245.91-18,710.26

Finding the Fourth Proportional to 60,830.46, 91,245.91 and 18,710.26

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Solution

The fourth proportional to 60,830.46, 91,245.91 and 18,710.26 is: 28,065.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    60,830.46 : 91,245.91 = 18,710.26 : x
  2. Step 2: Convert to fraction form
    60,830.46/91,245.91 = 18,710.26/x
  3. Step 3: Cross multiply
    60,830.46x = 91,245.91 × 18,710.26
  4. Step 4: Simplify right side
    60,830.46x = 1,707,234,425.15
  5. Step 5: Solve for x
    x = 1,707,234,425.15/60,830.46
  6. Step 6: Final answer
    x = 28,065.45

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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.