Home / 26,626.21-39,916.07-9,981.77

Finding the Fourth Proportional to 26,626.21, 39,916.07 and 9,981.77

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Solution

The fourth proportional to 26,626.21, 39,916.07 and 9,981.77 is: 14,963.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,626.21 : 39,916.07 = 9,981.77 : x
  2. Step 2: Convert to fraction form
    26,626.21/39,916.07 = 9,981.77/x
  3. Step 3: Cross multiply
    26,626.21x = 39,916.07 × 9,981.77
  4. Step 4: Simplify right side
    26,626.21x = 398,433,030.04
  5. Step 5: Solve for x
    x = 398,433,030.04/26,626.21
  6. Step 6: Final answer
    x = 14,963.94

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Similar ratio
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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.