Home / 53,323.17-73,609.46-31,820.37

Finding the Fourth Proportional to 53,323.17, 73,609.46 and 31,820.37

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Solution

The fourth proportional to 53,323.17, 73,609.46 and 31,820.37 is: 43,926.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    53,323.17 : 73,609.46 = 31,820.37 : x
  2. Step 2: Convert to fraction form
    53,323.17/73,609.46 = 31,820.37/x
  3. Step 3: Cross multiply
    53,323.17x = 73,609.46 × 31,820.37
  4. Step 4: Simplify right side
    53,323.17x = 2,342,280,252.70
  5. Step 5: Solve for x
    x = 2,342,280,252.70/53,323.17
  6. Step 6: Final answer
    x = 43,926.13

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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.