Home / 61,612.13-85,024.74-33,317.82

Finding the Fourth Proportional to 61,612.13, 85,024.74 and 33,317.82

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Solution

The fourth proportional to 61,612.13, 85,024.74 and 33,317.82 is: 45,978.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    61,612.13 : 85,024.74 = 33,317.82 : x
  2. Step 2: Convert to fraction form
    61,612.13/85,024.74 = 33,317.82/x
  3. Step 3: Cross multiply
    61,612.13x = 85,024.74 × 33,317.82
  4. Step 4: Simplify right side
    61,612.13x = 2,832,838,982.87
  5. Step 5: Solve for x
    x = 2,832,838,982.87/61,612.13
  6. Step 6: Final answer
    x = 45,978.60

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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.