Home / 33,761.61-46,581.55-19,420.70

Finding the Fourth Proportional to 33,761.61, 46,581.55 and 19,420.70

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Solution

The fourth proportional to 33,761.61, 46,581.55 and 19,420.70 is: 26,795.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    33,761.61 : 46,581.55 = 19,420.70 : x
  2. Step 2: Convert to fraction form
    33,761.61/46,581.55 = 19,420.70/x
  3. Step 3: Cross multiply
    33,761.61x = 46,581.55 × 19,420.70
  4. Step 4: Simplify right side
    33,761.61x = 904,646,026.63
  5. Step 5: Solve for x
    x = 904,646,026.63/33,761.61
  6. Step 6: Final answer
    x = 26,795.11

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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.