Home / 53,387.35-73,672.28-31,597.75

Finding the Fourth Proportional to 53,387.35, 73,672.28 and 31,597.75

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Solution

The fourth proportional to 53,387.35, 73,672.28 and 31,597.75 is: 43,603.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    53,387.35 : 73,672.28 = 31,597.75 : x
  2. Step 2: Convert to fraction form
    53,387.35/73,672.28 = 31,597.75/x
  3. Step 3: Cross multiply
    53,387.35x = 73,672.28 × 31,597.75
  4. Step 4: Simplify right side
    53,387.35x = 2,327,878,285.37
  5. Step 5: Solve for x
    x = 2,327,878,285.37/53,387.35
  6. Step 6: Final answer
    x = 43,603.56

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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.