Home / 35,091.90-52,640.55-11,718.36

Finding the Fourth Proportional to 35,091.90, 52,640.55 and 11,718.36

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Solution

The fourth proportional to 35,091.90, 52,640.55 and 11,718.36 is: 17,578.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    35,091.90 : 52,640.55 = 11,718.36 : x
  2. Step 2: Convert to fraction form
    35,091.90/52,640.55 = 11,718.36/x
  3. Step 3: Cross multiply
    35,091.90x = 52,640.55 × 11,718.36
  4. Step 4: Simplify right side
    35,091.90x = 616,860,915.50
  5. Step 5: Solve for x
    x = 616,860,915.50/35,091.90
  6. Step 6: Final answer
    x = 17,578.44

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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.