Home / 33,041.59-45,586.29-21,111.91

Finding the Fourth Proportional to 33,041.59, 45,586.29 and 21,111.91

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Solution

The fourth proportional to 33,041.59, 45,586.29 and 21,111.91 is: 29,127.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    33,041.59 : 45,586.29 = 21,111.91 : x
  2. Step 2: Convert to fraction form
    33,041.59/45,586.29 = 21,111.91/x
  3. Step 3: Cross multiply
    33,041.59x = 45,586.29 × 21,111.91
  4. Step 4: Simplify right side
    33,041.59x = 962,413,616.92
  5. Step 5: Solve for x
    x = 962,413,616.92/33,041.59
  6. Step 6: Final answer
    x = 29,127.34

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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.