Home / 27,298.22-37,671.53-15,361.53

Finding the Fourth Proportional to 27,298.22, 37,671.53 and 15,361.53

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Solution

The fourth proportional to 27,298.22, 37,671.53 and 15,361.53 is: 21,198.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,298.22 : 37,671.53 = 15,361.53 : x
  2. Step 2: Convert to fraction form
    27,298.22/37,671.53 = 15,361.53/x
  3. Step 3: Cross multiply
    27,298.22x = 37,671.53 × 15,361.53
  4. Step 4: Simplify right side
    27,298.22x = 578,692,339.01
  5. Step 5: Solve for x
    x = 578,692,339.01/27,298.22
  6. Step 6: Final answer
    x = 21,198.90

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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.