Home / 11,101.86-15,322.91-10,750.59

Finding the Fourth Proportional to 11,101.86, 15,322.91 and 10,750.59

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Solution

The fourth proportional to 11,101.86, 15,322.91 and 10,750.59 is: 14,838.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,101.86 : 15,322.91 = 10,750.59 : x
  2. Step 2: Convert to fraction form
    11,101.86/15,322.91 = 10,750.59/x
  3. Step 3: Cross multiply
    11,101.86x = 15,322.91 × 10,750.59
  4. Step 4: Simplify right side
    11,101.86x = 164,730,269.26
  5. Step 5: Solve for x
    x = 164,730,269.26/11,101.86
  6. Step 6: Final answer
    x = 14,838.08

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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.