Home / 48,868.34-67,438.56-27,647.15

Finding the Fourth Proportional to 48,868.34, 67,438.56 and 27,647.15

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Solution

The fourth proportional to 48,868.34, 67,438.56 and 27,647.15 is: 38,153.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    48,868.34 : 67,438.56 = 27,647.15 : x
  2. Step 2: Convert to fraction form
    48,868.34/67,438.56 = 27,647.15/x
  3. Step 3: Cross multiply
    48,868.34x = 67,438.56 × 27,647.15
  4. Step 4: Simplify right side
    48,868.34x = 1,864,483,984.10
  5. Step 5: Solve for x
    x = 1,864,483,984.10/48,868.34
  6. Step 6: Final answer
    x = 38,153.21

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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.