Home / 53,687.52-74,092.21-29,814.19

Finding the Fourth Proportional to 53,687.52, 74,092.21 and 29,814.19

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Solution

The fourth proportional to 53,687.52, 74,092.21 and 29,814.19 is: 41,145.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    53,687.52 : 74,092.21 = 29,814.19 : x
  2. Step 2: Convert to fraction form
    53,687.52/74,092.21 = 29,814.19/x
  3. Step 3: Cross multiply
    53,687.52x = 74,092.21 × 29,814.19
  4. Step 4: Simplify right side
    53,687.52x = 2,208,999,077.39
  5. Step 5: Solve for x
    x = 2,208,999,077.39/53,687.52
  6. Step 6: Final answer
    x = 41,145.49

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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.