Home / 40,237.80-60,356.70-38,531.40

Finding the Fourth Proportional to 40,237.80, 60,356.70 and 38,531.40

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Solution

The fourth proportional to 40,237.80, 60,356.70 and 38,531.40 is: 57,797.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,237.80 : 60,356.70 = 38,531.40 : x
  2. Step 2: Convert to fraction form
    40,237.80/60,356.70 = 38,531.40/x
  3. Step 3: Cross multiply
    40,237.80x = 60,356.70 × 38,531.40
  4. Step 4: Simplify right side
    40,237.80x = 2,325,628,150.38
  5. Step 5: Solve for x
    x = 2,325,628,150.38/40,237.80
  6. Step 6: Final answer
    x = 57,797.10

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.