Home / 35,845.92-53,657.91-30,531.51

Finding the Fourth Proportional to 35,845.92, 53,657.91 and 30,531.51

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Solution

The fourth proportional to 35,845.92, 53,657.91 and 30,531.51 is: 45,702.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    35,845.92 : 53,657.91 = 30,531.51 : x
  2. Step 2: Convert to fraction form
    35,845.92/53,657.91 = 30,531.51/x
  3. Step 3: Cross multiply
    35,845.92x = 53,657.91 × 30,531.51
  4. Step 4: Simplify right side
    35,845.92x = 1,638,257,015.74
  5. Step 5: Solve for x
    x = 1,638,257,015.74/35,845.92
  6. Step 6: Final answer
    x = 45,702.75

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.