Home / 53,018.74-73,166.77-29,146.42

Finding the Fourth Proportional to 53,018.74, 73,166.77 and 29,146.42

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Solution

The fourth proportional to 53,018.74, 73,166.77 and 29,146.42 is: 40,222.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    53,018.74 : 73,166.77 = 29,146.42 : x
  2. Step 2: Convert to fraction form
    53,018.74/73,166.77 = 29,146.42/x
  3. Step 3: Cross multiply
    53,018.74x = 73,166.77 × 29,146.42
  4. Step 4: Simplify right side
    53,018.74x = 2,132,549,408.46
  5. Step 5: Solve for x
    x = 2,132,549,408.46/53,018.74
  6. Step 6: Final answer
    x = 40,222.56

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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.