Home / 26,639.60-39,963.74-10,000.92

Finding the Fourth Proportional to 26,639.60, 39,963.74 and 10,000.92

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Solution

The fourth proportional to 26,639.60, 39,963.74 and 10,000.92 is: 15,003.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,639.60 : 39,963.74 = 10,000.92 : x
  2. Step 2: Convert to fraction form
    26,639.60/39,963.74 = 10,000.92/x
  3. Step 3: Cross multiply
    26,639.60x = 39,963.74 × 10,000.92
  4. Step 4: Simplify right side
    26,639.60x = 399,674,166.64
  5. Step 5: Solve for x
    x = 399,674,166.64/26,639.60
  6. Step 6: Final answer
    x = 15,003.01

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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.