Home / 26,810.87-40,210.97-9,039.77

Finding the Fourth Proportional to 26,810.87, 40,210.97 and 9,039.77

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Solution

The fourth proportional to 26,810.87, 40,210.97 and 9,039.77 is: 13,557.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,810.87 : 40,210.97 = 9,039.77 : x
  2. Step 2: Convert to fraction form
    26,810.87/40,210.97 = 9,039.77/x
  3. Step 3: Cross multiply
    26,810.87x = 40,210.97 × 9,039.77
  4. Step 4: Simplify right side
    26,810.87x = 363,497,824.81
  5. Step 5: Solve for x
    x = 363,497,824.81/26,810.87
  6. Step 6: Final answer
    x = 13,557.86

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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.