Home / 26,811.66-37,003.28-15,483.92

Finding the Fourth Proportional to 26,811.66, 37,003.28 and 15,483.92

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Solution

The fourth proportional to 26,811.66, 37,003.28 and 15,483.92 is: 21,369.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,811.66 : 37,003.28 = 15,483.92 : x
  2. Step 2: Convert to fraction form
    26,811.66/37,003.28 = 15,483.92/x
  3. Step 3: Cross multiply
    26,811.66x = 37,003.28 × 15,483.92
  4. Step 4: Simplify right side
    26,811.66x = 572,955,564.82
  5. Step 5: Solve for x
    x = 572,955,564.82/26,811.66
  6. Step 6: Final answer
    x = 21,369.64

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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.