Home / 53,187.15-73,401.56-29,313.77

Finding the Fourth Proportional to 53,187.15, 73,401.56 and 29,313.77

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Solution

The fourth proportional to 53,187.15, 73,401.56 and 29,313.77 is: 40,454.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    53,187.15 : 73,401.56 = 29,313.77 : x
  2. Step 2: Convert to fraction form
    53,187.15/73,401.56 = 29,313.77/x
  3. Step 3: Cross multiply
    53,187.15x = 73,401.56 × 29,313.77
  4. Step 4: Simplify right side
    53,187.15x = 2,151,676,209.16
  5. Step 5: Solve for x
    x = 2,151,676,209.16/53,187.15
  6. Step 6: Final answer
    x = 40,454.81

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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.