Home / 11,030.03-16,543.30-9,167.87

Finding the Fourth Proportional to 11,030.03, 16,543.30 and 9,167.87

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Solution

The fourth proportional to 11,030.03, 16,543.30 and 9,167.87 is: 13,750.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,030.03 : 16,543.30 = 9,167.87 : x
  2. Step 2: Convert to fraction form
    11,030.03/16,543.30 = 9,167.87/x
  3. Step 3: Cross multiply
    11,030.03x = 16,543.30 × 9,167.87
  4. Step 4: Simplify right side
    11,030.03x = 151,666,823.77
  5. Step 5: Solve for x
    x = 151,666,823.77/11,030.03
  6. Step 6: Final answer
    x = 13,750.35

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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.