Home / 26,465.18-39,697.76-20,626.16

Finding the Fourth Proportional to 26,465.18, 39,697.76 and 20,626.16

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Solution

The fourth proportional to 26,465.18, 39,697.76 and 20,626.16 is: 30,939.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,465.18 : 39,697.76 = 20,626.16 : x
  2. Step 2: Convert to fraction form
    26,465.18/39,697.76 = 20,626.16/x
  3. Step 3: Cross multiply
    26,465.18x = 39,697.76 × 20,626.16
  4. Step 4: Simplify right side
    26,465.18x = 818,812,202.48
  5. Step 5: Solve for x
    x = 818,812,202.48/26,465.18
  6. Step 6: Final answer
    x = 30,939.23

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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.