Home / 33,124.61-45,712.72-18,018.08

Finding the Fourth Proportional to 33,124.61, 45,712.72 and 18,018.08

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Solution

The fourth proportional to 33,124.61, 45,712.72 and 18,018.08 is: 24,865.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    33,124.61 : 45,712.72 = 18,018.08 : x
  2. Step 2: Convert to fraction form
    33,124.61/45,712.72 = 18,018.08/x
  3. Step 3: Cross multiply
    33,124.61x = 45,712.72 × 18,018.08
  4. Step 4: Simplify right side
    33,124.61x = 823,655,431.77
  5. Step 5: Solve for x
    x = 823,655,431.77/33,124.61
  6. Step 6: Final answer
    x = 24,865.36

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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.