Home / 18,707.01-28,061.75-6,226.53

Finding the Fourth Proportional to 18,707.01, 28,061.75 and 6,226.53

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Solution

The fourth proportional to 18,707.01, 28,061.75 and 6,226.53 is: 9,340.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,707.01 : 28,061.75 = 6,226.53 : x
  2. Step 2: Convert to fraction form
    18,707.01/28,061.75 = 6,226.53/x
  3. Step 3: Cross multiply
    18,707.01x = 28,061.75 × 6,226.53
  4. Step 4: Simplify right side
    18,707.01x = 174,727,328.23
  5. Step 5: Solve for x
    x = 174,727,328.23/18,707.01
  6. Step 6: Final answer
    x = 9,340.21

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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.