Home / 40,842.69-56,360.91-22,938.45

Finding the Fourth Proportional to 40,842.69, 56,360.91 and 22,938.45

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Solution

The fourth proportional to 40,842.69, 56,360.91 and 22,938.45 is: 31,653.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,842.69 : 56,360.91 = 22,938.45 : x
  2. Step 2: Convert to fraction form
    40,842.69/56,360.91 = 22,938.45/x
  3. Step 3: Cross multiply
    40,842.69x = 56,360.91 × 22,938.45
  4. Step 4: Simplify right side
    40,842.69x = 1,292,831,915.99
  5. Step 5: Solve for x
    x = 1,292,831,915.99/40,842.69
  6. Step 6: Final answer
    x = 31,653.94

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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.