Home / 11,064.72-15,284.22-10,277.40

Finding the Fourth Proportional to 11,064.72, 15,284.22 and 10,277.40

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Solution

The fourth proportional to 11,064.72, 15,284.22 and 10,277.40 is: 14,196.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,064.72 : 15,284.22 = 10,277.40 : x
  2. Step 2: Convert to fraction form
    11,064.72/15,284.22 = 10,277.40/x
  3. Step 3: Cross multiply
    11,064.72x = 15,284.22 × 10,277.40
  4. Step 4: Simplify right side
    11,064.72x = 157,082,042.63
  5. Step 5: Solve for x
    x = 157,082,042.63/11,064.72
  6. Step 6: Final answer
    x = 14,196.66

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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.