Home / 40,223.34-55,507.36-22,317.96

Finding the Fourth Proportional to 40,223.34, 55,507.36 and 22,317.96

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Solution

The fourth proportional to 40,223.34, 55,507.36 and 22,317.96 is: 30,798.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,223.34 : 55,507.36 = 22,317.96 : x
  2. Step 2: Convert to fraction form
    40,223.34/55,507.36 = 22,317.96/x
  3. Step 3: Cross multiply
    40,223.34x = 55,507.36 × 22,317.96
  4. Step 4: Simplify right side
    40,223.34x = 1,238,811,040.19
  5. Step 5: Solve for x
    x = 1,238,811,040.19/40,223.34
  6. Step 6: Final answer
    x = 30,798.31

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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.