Home / 11,070.67-16,587.55-9,102.37

Finding the Fourth Proportional to 11,070.67, 16,587.55 and 9,102.37

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Solution

The fourth proportional to 11,070.67, 16,587.55 and 9,102.37 is: 13,638.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,070.67 : 16,587.55 = 9,102.37 : x
  2. Step 2: Convert to fraction form
    11,070.67/16,587.55 = 9,102.37/x
  3. Step 3: Cross multiply
    11,070.67x = 16,587.55 × 9,102.37
  4. Step 4: Simplify right side
    11,070.67x = 150,986,017.49
  5. Step 5: Solve for x
    x = 150,986,017.49/11,070.67
  6. Step 6: Final answer
    x = 13,638.38

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.