Home / 26,613.21-39,935.27-9,984.81

Finding the Fourth Proportional to 26,613.21, 39,935.27 and 9,984.81

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Solution

The fourth proportional to 26,613.21, 39,935.27 and 9,984.81 is: 14,983.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,613.21 : 39,935.27 = 9,984.81 : x
  2. Step 2: Convert to fraction form
    26,613.21/39,935.27 = 9,984.81/x
  3. Step 3: Cross multiply
    26,613.21x = 39,935.27 × 9,984.81
  4. Step 4: Simplify right side
    26,613.21x = 398,746,033.32
  5. Step 5: Solve for x
    x = 398,746,033.32/26,613.21
  6. Step 6: Final answer
    x = 14,983.01

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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.