Home / 53,127.32-73,305.68-32,989.10

Finding the Fourth Proportional to 53,127.32, 73,305.68 and 32,989.10

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Solution

The fourth proportional to 53,127.32, 73,305.68 and 32,989.10 is: 45,518.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    53,127.32 : 73,305.68 = 32,989.10 : x
  2. Step 2: Convert to fraction form
    53,127.32/73,305.68 = 32,989.10/x
  3. Step 3: Cross multiply
    53,127.32x = 73,305.68 × 32,989.10
  4. Step 4: Simplify right side
    53,127.32x = 2,418,288,408.09
  5. Step 5: Solve for x
    x = 2,418,288,408.09/53,127.32
  6. Step 6: Final answer
    x = 45,518.74

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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.