Home / 53,127.15-73,315.68-31,906.77

Finding the Fourth Proportional to 53,127.15, 73,315.68 and 31,906.77

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Solution

The fourth proportional to 53,127.15, 73,315.68 and 31,906.77 is: 44,031.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    53,127.15 : 73,315.68 = 31,906.77 : x
  2. Step 2: Convert to fraction form
    53,127.15/73,315.68 = 31,906.77/x
  3. Step 3: Cross multiply
    53,127.15x = 73,315.68 × 31,906.77
  4. Step 4: Simplify right side
    53,127.15x = 2,339,266,539.15
  5. Step 5: Solve for x
    x = 2,339,266,539.15/53,127.15
  6. Step 6: Final answer
    x = 44,031.47

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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.