Home / 38,331.86-52,905.83-22,420.22

Finding the Fourth Proportional to 38,331.86, 52,905.83 and 22,420.22

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Solution

The fourth proportional to 38,331.86, 52,905.83 and 22,420.22 is: 30,944.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,331.86 : 52,905.83 = 22,420.22 : x
  2. Step 2: Convert to fraction form
    38,331.86/52,905.83 = 22,420.22/x
  3. Step 3: Cross multiply
    38,331.86x = 52,905.83 × 22,420.22
  4. Step 4: Simplify right side
    38,331.86x = 1,186,159,971.25
  5. Step 5: Solve for x
    x = 1,186,159,971.25/38,331.86
  6. Step 6: Final answer
    x = 30,944.50

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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.