Home / 22,458.36-30,988.26-14,070

Finding the Fourth Proportional to 22,458.36, 30,988.26 and 14,070

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Solution

The fourth proportional to 22,458.36, 30,988.26 and 14,070 is: 19,413.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,458.36 : 30,988.26 = 14,070 : x
  2. Step 2: Convert to fraction form
    22,458.36/30,988.26 = 14,070/x
  3. Step 3: Cross multiply
    22,458.36x = 30,988.26 × 14,070
  4. Step 4: Simplify right side
    22,458.36x = 436,004,818.20
  5. Step 5: Solve for x
    x = 436,004,818.20/22,458.36
  6. Step 6: Final answer
    x = 19,413.92

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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.