Home / 35,550.02-53,337.99-12,178.82

Finding the Fourth Proportional to 35,550.02, 53,337.99 and 12,178.82

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Solution

The fourth proportional to 35,550.02, 53,337.99 and 12,178.82 is: 18,272.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    35,550.02 : 53,337.99 = 12,178.82 : x
  2. Step 2: Convert to fraction form
    35,550.02/53,337.99 = 12,178.82/x
  3. Step 3: Cross multiply
    35,550.02x = 53,337.99 × 12,178.82
  4. Step 4: Simplify right side
    35,550.02x = 649,593,958.39
  5. Step 5: Solve for x
    x = 649,593,958.39/35,550.02
  6. Step 6: Final answer
    x = 18,272.67

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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.