Home / 32,738.30-45,168.08-19,123.21

Finding the Fourth Proportional to 32,738.30, 45,168.08 and 19,123.21

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Solution

The fourth proportional to 32,738.30, 45,168.08 and 19,123.21 is: 26,383.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    32,738.30 : 45,168.08 = 19,123.21 : x
  2. Step 2: Convert to fraction form
    32,738.30/45,168.08 = 19,123.21/x
  3. Step 3: Cross multiply
    32,738.30x = 45,168.08 × 19,123.21
  4. Step 4: Simplify right side
    32,738.30x = 863,758,679.14
  5. Step 5: Solve for x
    x = 863,758,679.14/32,738.30
  6. Step 6: Final answer
    x = 26,383.74

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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.