Home / 35,754.91-53,632.41-12,381.34

Finding the Fourth Proportional to 35,754.91, 53,632.41 and 12,381.34

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Solution

The fourth proportional to 35,754.91, 53,632.41 and 12,381.34 is: 18,572.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    35,754.91 : 53,632.41 = 12,381.34 : x
  2. Step 2: Convert to fraction form
    35,754.91/53,632.41 = 12,381.34/x
  3. Step 3: Cross multiply
    35,754.91x = 53,632.41 × 12,381.34
  4. Step 4: Simplify right side
    35,754.91x = 664,041,103.23
  5. Step 5: Solve for x
    x = 664,041,103.23/35,754.91
  6. Step 6: Final answer
    x = 18,572.03

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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.