Home / 26,443.64-39,665.15-8,925.77

Finding the Fourth Proportional to 26,443.64, 39,665.15 and 8,925.77

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Solution

The fourth proportional to 26,443.64, 39,665.15 and 8,925.77 is: 13,388.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,443.64 : 39,665.15 = 8,925.77 : x
  2. Step 2: Convert to fraction form
    26,443.64/39,665.15 = 8,925.77/x
  3. Step 3: Cross multiply
    26,443.64x = 39,665.15 × 8,925.77
  4. Step 4: Simplify right side
    26,443.64x = 354,041,796.43
  5. Step 5: Solve for x
    x = 354,041,796.43/26,443.64
  6. Step 6: Final answer
    x = 13,388.54

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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.