Home / 40,716.14-56,189.36-22,810.75

Finding the Fourth Proportional to 40,716.14, 56,189.36 and 22,810.75

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Solution

The fourth proportional to 40,716.14, 56,189.36 and 22,810.75 is: 31,479.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,716.14 : 56,189.36 = 22,810.75 : x
  2. Step 2: Convert to fraction form
    40,716.14/56,189.36 = 22,810.75/x
  3. Step 3: Cross multiply
    40,716.14x = 56,189.36 × 22,810.75
  4. Step 4: Simplify right side
    40,716.14x = 1,281,721,360.17
  5. Step 5: Solve for x
    x = 1,281,721,360.17/40,716.14
  6. Step 6: Final answer
    x = 31,479.45

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.