Home / 40,216.70-55,505.70-22,317.50

Finding the Fourth Proportional to 40,216.70, 55,505.70 and 22,317.50

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Solution

The fourth proportional to 40,216.70, 55,505.70 and 22,317.50 is: 30,801.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,216.70 : 55,505.70 = 22,317.50 : x
  2. Step 2: Convert to fraction form
    40,216.70/55,505.70 = 22,317.50/x
  3. Step 3: Cross multiply
    40,216.70x = 55,505.70 × 22,317.50
  4. Step 4: Simplify right side
    40,216.70x = 1,238,748,182.22
  5. Step 5: Solve for x
    x = 1,238,748,182.22/40,216.70
  6. Step 6: Final answer
    x = 30,801.84

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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.