Home / 29,281.58-40,404.21-17,790.51

Finding the Fourth Proportional to 29,281.58, 40,404.21 and 17,790.51

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Solution

The fourth proportional to 29,281.58, 40,404.21 and 17,790.51 is: 24,548.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    29,281.58 : 40,404.21 = 17,790.51 : x
  2. Step 2: Convert to fraction form
    29,281.58/40,404.21 = 17,790.51/x
  3. Step 3: Cross multiply
    29,281.58x = 40,404.21 × 17,790.51
  4. Step 4: Simplify right side
    29,281.58x = 718,811,502.05
  5. Step 5: Solve for x
    x = 718,811,502.05/29,281.58
  6. Step 6: Final answer
    x = 24,548.25

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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.