Home / 48,635.16-72,960.33-20,555.34

Finding the Fourth Proportional to 48,635.16, 72,960.33 and 20,555.34

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Solution

The fourth proportional to 48,635.16, 72,960.33 and 20,555.34 is: 30,836.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    48,635.16 : 72,960.33 = 20,555.34 : x
  2. Step 2: Convert to fraction form
    48,635.16/72,960.33 = 20,555.34/x
  3. Step 3: Cross multiply
    48,635.16x = 72,960.33 × 20,555.34
  4. Step 4: Simplify right side
    48,635.16x = 1,499,724,389.66
  5. Step 5: Solve for x
    x = 1,499,724,389.66/48,635.16
  6. Step 6: Final answer
    x = 30,836.22

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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.