Home / 29,452.72-40,631.36-17,509.28

Finding the Fourth Proportional to 29,452.72, 40,631.36 and 17,509.28

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Solution

The fourth proportional to 29,452.72, 40,631.36 and 17,509.28 is: 24,154.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    29,452.72 : 40,631.36 = 17,509.28 : x
  2. Step 2: Convert to fraction form
    29,452.72/40,631.36 = 17,509.28/x
  3. Step 3: Cross multiply
    29,452.72x = 40,631.36 × 17,509.28
  4. Step 4: Simplify right side
    29,452.72x = 711,425,859.02
  5. Step 5: Solve for x
    x = 711,425,859.02/29,452.72
  6. Step 6: Final answer
    x = 24,154.84

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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.