Home / 45,857.16-63,254.79-30,334.59

Finding the Fourth Proportional to 45,857.16, 63,254.79 and 30,334.59

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Solution

The fourth proportional to 45,857.16, 63,254.79 and 30,334.59 is: 41,843.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    45,857.16 : 63,254.79 = 30,334.59 : x
  2. Step 2: Convert to fraction form
    45,857.16/63,254.79 = 30,334.59/x
  3. Step 3: Cross multiply
    45,857.16x = 63,254.79 × 30,334.59
  4. Step 4: Simplify right side
    45,857.16x = 1,918,808,120.19
  5. Step 5: Solve for x
    x = 1,918,808,120.19/45,857.16
  6. Step 6: Final answer
    x = 41,843.15

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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.