Home / 30,043.88-45,066.75-10,322.16

Finding the Fourth Proportional to 30,043.88, 45,066.75 and 10,322.16

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Solution

The fourth proportional to 30,043.88, 45,066.75 and 10,322.16 is: 15,483.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,043.88 : 45,066.75 = 10,322.16 : x
  2. Step 2: Convert to fraction form
    30,043.88/45,066.75 = 10,322.16/x
  3. Step 3: Cross multiply
    30,043.88x = 45,066.75 × 10,322.16
  4. Step 4: Simplify right side
    30,043.88x = 465,185,996.47
  5. Step 5: Solve for x
    x = 465,185,996.47/30,043.88
  6. Step 6: Final answer
    x = 15,483.55

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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.