Home / 43,328.13-64,992.19-15,626.13

Finding the Fourth Proportional to 43,328.13, 64,992.19 and 15,626.13

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Solution

The fourth proportional to 43,328.13, 64,992.19 and 15,626.13 is: 23,439.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    43,328.13 : 64,992.19 = 15,626.13 : x
  2. Step 2: Convert to fraction form
    43,328.13/64,992.19 = 15,626.13/x
  3. Step 3: Cross multiply
    43,328.13x = 64,992.19 × 15,626.13
  4. Step 4: Simplify right side
    43,328.13x = 1,015,576,409.92
  5. Step 5: Solve for x
    x = 1,015,576,409.92/43,328.13
  6. Step 6: Final answer
    x = 23,439.19

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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.