Home / 35,542.28-53,313.48-12,168.92

Finding the Fourth Proportional to 35,542.28, 53,313.48 and 12,168.92

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Solution

The fourth proportional to 35,542.28, 53,313.48 and 12,168.92 is: 18,253.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    35,542.28 : 53,313.48 = 12,168.92 : x
  2. Step 2: Convert to fraction form
    35,542.28/53,313.48 = 12,168.92/x
  3. Step 3: Cross multiply
    35,542.28x = 53,313.48 × 12,168.92
  4. Step 4: Simplify right side
    35,542.28x = 648,767,473.04
  5. Step 5: Solve for x
    x = 648,767,473.04/35,542.28
  6. Step 6: Final answer
    x = 18,253.40

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.