Home / 40,724.10-56,225.48-33,188.45

Finding the Fourth Proportional to 40,724.10, 56,225.48 and 33,188.45

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Solution

The fourth proportional to 40,724.10, 56,225.48 and 33,188.45 is: 45,821.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,724.10 : 56,225.48 = 33,188.45 : x
  2. Step 2: Convert to fraction form
    40,724.10/56,225.48 = 33,188.45/x
  3. Step 3: Cross multiply
    40,724.10x = 56,225.48 × 33,188.45
  4. Step 4: Simplify right side
    40,724.10x = 1,866,036,084.64
  5. Step 5: Solve for x
    x = 1,866,036,084.64/40,724.10
  6. Step 6: Final answer
    x = 45,821.42

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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.