Home / 40,408.48-55,762.44-22,503.10

Finding the Fourth Proportional to 40,408.48, 55,762.44 and 22,503.10

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Solution

The fourth proportional to 40,408.48, 55,762.44 and 22,503.10 is: 31,053.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,408.48 : 55,762.44 = 22,503.10 : x
  2. Step 2: Convert to fraction form
    40,408.48/55,762.44 = 22,503.10/x
  3. Step 3: Cross multiply
    40,408.48x = 55,762.44 × 22,503.10
  4. Step 4: Simplify right side
    40,408.48x = 1,254,827,763.56
  5. Step 5: Solve for x
    x = 1,254,827,763.56/40,408.48
  6. Step 6: Final answer
    x = 31,053.57

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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.