Home / 28,558.93-39,408.96-17,073.58

Finding the Fourth Proportional to 28,558.93, 39,408.96 and 17,073.58

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Solution

The fourth proportional to 28,558.93, 39,408.96 and 17,073.58 is: 23,560.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,558.93 : 39,408.96 = 17,073.58 : x
  2. Step 2: Convert to fraction form
    28,558.93/39,408.96 = 17,073.58/x
  3. Step 3: Cross multiply
    28,558.93x = 39,408.96 × 17,073.58
  4. Step 4: Simplify right side
    28,558.93x = 672,852,031.28
  5. Step 5: Solve for x
    x = 672,852,031.28/28,558.93
  6. Step 6: Final answer
    x = 23,560.13

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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.