Home / 17,413.02-26,123.13-8,519.58

Finding the Fourth Proportional to 17,413.02, 26,123.13 and 8,519.58

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Solution

The fourth proportional to 17,413.02, 26,123.13 and 8,519.58 is: 12,781.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,413.02 : 26,123.13 = 8,519.58 : x
  2. Step 2: Convert to fraction form
    17,413.02/26,123.13 = 8,519.58/x
  3. Step 3: Cross multiply
    17,413.02x = 26,123.13 × 8,519.58
  4. Step 4: Simplify right side
    17,413.02x = 222,558,095.89
  5. Step 5: Solve for x
    x = 222,558,095.89/17,413.02
  6. Step 6: Final answer
    x = 12,781.13

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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.