Home / 29,538.19-40,752.48-18,933.67

Finding the Fourth Proportional to 29,538.19, 40,752.48 and 18,933.67

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Solution

The fourth proportional to 29,538.19, 40,752.48 and 18,933.67 is: 26,121.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    29,538.19 : 40,752.48 = 18,933.67 : x
  2. Step 2: Convert to fraction form
    29,538.19/40,752.48 = 18,933.67/x
  3. Step 3: Cross multiply
    29,538.19x = 40,752.48 × 18,933.67
  4. Step 4: Simplify right side
    29,538.19x = 771,594,008.00
  5. Step 5: Solve for x
    x = 771,594,008.00/29,538.19
  6. Step 6: Final answer
    x = 26,121.91

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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.