Home / 11,012.94-15,176.87-10,810.50

Finding the Fourth Proportional to 11,012.94, 15,176.87 and 10,810.50

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Solution

The fourth proportional to 11,012.94, 15,176.87 and 10,810.50 is: 14,897.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,012.94 : 15,176.87 = 10,810.50 : x
  2. Step 2: Convert to fraction form
    11,012.94/15,176.87 = 10,810.50/x
  3. Step 3: Cross multiply
    11,012.94x = 15,176.87 × 10,810.50
  4. Step 4: Simplify right side
    11,012.94x = 164,069,553.14
  5. Step 5: Solve for x
    x = 164,069,553.14/11,012.94
  6. Step 6: Final answer
    x = 14,897.89

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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.