Home / 27,298.28-37,671.52-15,361.62

Finding the Fourth Proportional to 27,298.28, 37,671.52 and 15,361.62

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Solution

The fourth proportional to 27,298.28, 37,671.52 and 15,361.62 is: 21,198.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,298.28 : 37,671.52 = 15,361.62 : x
  2. Step 2: Convert to fraction form
    27,298.28/37,671.52 = 15,361.62/x
  3. Step 3: Cross multiply
    27,298.28x = 37,671.52 × 15,361.62
  4. Step 4: Simplify right side
    27,298.28x = 578,695,575.06
  5. Step 5: Solve for x
    x = 578,695,575.06/27,298.28
  6. Step 6: Final answer
    x = 21,198.98

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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.