Home / 19,874.16-27,444.15-14,829.66

Finding the Fourth Proportional to 19,874.16, 27,444.15 and 14,829.66

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Solution

The fourth proportional to 19,874.16, 27,444.15 and 14,829.66 is: 20,478.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,874.16 : 27,444.15 = 14,829.66 : x
  2. Step 2: Convert to fraction form
    19,874.16/27,444.15 = 14,829.66/x
  3. Step 3: Cross multiply
    19,874.16x = 27,444.15 × 14,829.66
  4. Step 4: Simplify right side
    19,874.16x = 406,987,413.49
  5. Step 5: Solve for x
    x = 406,987,413.49/19,874.16
  6. Step 6: Final answer
    x = 20,478.22

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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.