Home / 38,531.23-53,173.46-22,615.94

Finding the Fourth Proportional to 38,531.23, 53,173.46 and 22,615.94

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Solution

The fourth proportional to 38,531.23, 53,173.46 and 22,615.94 is: 31,210.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,531.23 : 53,173.46 = 22,615.94 : x
  2. Step 2: Convert to fraction form
    38,531.23/53,173.46 = 22,615.94/x
  3. Step 3: Cross multiply
    38,531.23x = 53,173.46 × 22,615.94
  4. Step 4: Simplify right side
    38,531.23x = 1,202,567,970.43
  5. Step 5: Solve for x
    x = 1,202,567,970.43/38,531.23
  6. Step 6: Final answer
    x = 31,210.22

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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.