Home / 26,803.63-40,205.55-11,210.32

Finding the Fourth Proportional to 26,803.63, 40,205.55 and 11,210.32

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Solution

The fourth proportional to 26,803.63, 40,205.55 and 11,210.32 is: 16,815.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,803.63 : 40,205.55 = 11,210.32 : x
  2. Step 2: Convert to fraction form
    26,803.63/40,205.55 = 11,210.32/x
  3. Step 3: Cross multiply
    26,803.63x = 40,205.55 × 11,210.32
  4. Step 4: Simplify right side
    26,803.63x = 450,717,081.28
  5. Step 5: Solve for x
    x = 450,717,081.28/26,803.63
  6. Step 6: Final answer
    x = 16,815.52

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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.