Home / 26,775.12-40,162.86-10,969.02

Finding the Fourth Proportional to 26,775.12, 40,162.86 and 10,969.02

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Solution

The fourth proportional to 26,775.12, 40,162.86 and 10,969.02 is: 16,453.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,775.12 : 40,162.86 = 10,969.02 : x
  2. Step 2: Convert to fraction form
    26,775.12/40,162.86 = 10,969.02/x
  3. Step 3: Cross multiply
    26,775.12x = 40,162.86 × 10,969.02
  4. Step 4: Simplify right side
    26,775.12x = 440,547,214.60
  5. Step 5: Solve for x
    x = 440,547,214.60/26,775.12
  6. Step 6: Final answer
    x = 16,453.60

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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.