Home / 16,587.88-22,890.96-9,513.74

Finding the Fourth Proportional to 16,587.88, 22,890.96 and 9,513.74

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Solution

The fourth proportional to 16,587.88, 22,890.96 and 9,513.74 is: 13,128.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,587.88 : 22,890.96 = 9,513.74 : x
  2. Step 2: Convert to fraction form
    16,587.88/22,890.96 = 9,513.74/x
  3. Step 3: Cross multiply
    16,587.88x = 22,890.96 × 9,513.74
  4. Step 4: Simplify right side
    16,587.88x = 217,778,699.02
  5. Step 5: Solve for x
    x = 217,778,699.02/16,587.88
  6. Step 6: Final answer
    x = 13,128.79

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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.