Home / 33,312.63-45,970.06-18,205.80

Finding the Fourth Proportional to 33,312.63, 45,970.06 and 18,205.80

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Solution

The fourth proportional to 33,312.63, 45,970.06 and 18,205.80 is: 25,123.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    33,312.63 : 45,970.06 = 18,205.80 : x
  2. Step 2: Convert to fraction form
    33,312.63/45,970.06 = 18,205.80/x
  3. Step 3: Cross multiply
    33,312.63x = 45,970.06 × 18,205.80
  4. Step 4: Simplify right side
    33,312.63x = 836,921,718.35
  5. Step 5: Solve for x
    x = 836,921,718.35/33,312.63
  6. Step 6: Final answer
    x = 25,123.26

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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.