Home / 35,413.92-53,128.08-14,637.42

Finding the Fourth Proportional to 35,413.92, 53,128.08 and 14,637.42

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Solution

The fourth proportional to 35,413.92, 53,128.08 and 14,637.42 is: 21,959.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    35,413.92 : 53,128.08 = 14,637.42 : x
  2. Step 2: Convert to fraction form
    35,413.92/53,128.08 = 14,637.42/x
  3. Step 3: Cross multiply
    35,413.92x = 53,128.08 × 14,637.42
  4. Step 4: Simplify right side
    35,413.92x = 777,658,020.75
  5. Step 5: Solve for x
    x = 777,658,020.75/35,413.92
  6. Step 6: Final answer
    x = 21,959.11

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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.