Home / 30,058.47-45,080.37-16,005.78

Finding the Fourth Proportional to 30,058.47, 45,080.37 and 16,005.78

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Solution

The fourth proportional to 30,058.47, 45,080.37 and 16,005.78 is: 24,004.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,058.47 : 45,080.37 = 16,005.78 : x
  2. Step 2: Convert to fraction form
    30,058.47/45,080.37 = 16,005.78/x
  3. Step 3: Cross multiply
    30,058.47x = 45,080.37 × 16,005.78
  4. Step 4: Simplify right side
    30,058.47x = 721,546,484.54
  5. Step 5: Solve for x
    x = 721,546,484.54/30,058.47
  6. Step 6: Final answer
    x = 24,004.76

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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.