Home / 48,210.81-66,522.98-30,293.12

Finding the Fourth Proportional to 48,210.81, 66,522.98 and 30,293.12

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Solution

The fourth proportional to 48,210.81, 66,522.98 and 30,293.12 is: 41,799.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    48,210.81 : 66,522.98 = 30,293.12 : x
  2. Step 2: Convert to fraction form
    48,210.81/66,522.98 = 30,293.12/x
  3. Step 3: Cross multiply
    48,210.81x = 66,522.98 × 30,293.12
  4. Step 4: Simplify right side
    48,210.81x = 2,015,188,131.82
  5. Step 5: Solve for x
    x = 2,015,188,131.82/48,210.81
  6. Step 6: Final answer
    x = 41,799.51

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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.