Home / 48,416.32-66,833.37-30,507.83

Finding the Fourth Proportional to 48,416.32, 66,833.37 and 30,507.83

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Solution

The fourth proportional to 48,416.32, 66,833.37 and 30,507.83 is: 42,112.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    48,416.32 : 66,833.37 = 30,507.83 : x
  2. Step 2: Convert to fraction form
    48,416.32/66,833.37 = 30,507.83/x
  3. Step 3: Cross multiply
    48,416.32x = 66,833.37 × 30,507.83
  4. Step 4: Simplify right side
    48,416.32x = 2,038,941,090.29
  5. Step 5: Solve for x
    x = 2,038,941,090.29/48,416.32
  6. Step 6: Final answer
    x = 42,112.68

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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.