Home / 26,709.01-40,066.21-6,987.74

Finding the Fourth Proportional to 26,709.01, 40,066.21 and 6,987.74

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Solution

The fourth proportional to 26,709.01, 40,066.21 and 6,987.74 is: 10,482.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,709.01 : 40,066.21 = 6,987.74 : x
  2. Step 2: Convert to fraction form
    26,709.01/40,066.21 = 6,987.74/x
  3. Step 3: Cross multiply
    26,709.01x = 40,066.21 × 6,987.74
  4. Step 4: Simplify right side
    26,709.01x = 279,972,066.67
  5. Step 5: Solve for x
    x = 279,972,066.67/26,709.01
  6. Step 6: Final answer
    x = 10,482.31

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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.