Home / 48,648.35-66,557.38-48,438.31

Finding the Fourth Proportional to 48,648.35, 66,557.38 and 48,438.31

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Solution

The fourth proportional to 48,648.35, 66,557.38 and 48,438.31 is: 66,270.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    48,648.35 : 66,557.38 = 48,438.31 : x
  2. Step 2: Convert to fraction form
    48,648.35/66,557.38 = 48,438.31/x
  3. Step 3: Cross multiply
    48,648.35x = 66,557.38 × 48,438.31
  4. Step 4: Simplify right side
    48,648.35x = 3,223,926,933.36
  5. Step 5: Solve for x
    x = 3,223,926,933.36/48,648.35
  6. Step 6: Final answer
    x = 66,270.01

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.37) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.