Home / 25,661.28-35,413.28-14,484

Finding the Fourth Proportional to 25,661.28, 35,413.28 and 14,484

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Solution

The fourth proportional to 25,661.28, 35,413.28 and 14,484 is: 19,988.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,661.28 : 35,413.28 = 14,484 : x
  2. Step 2: Convert to fraction form
    25,661.28/35,413.28 = 14,484/x
  3. Step 3: Cross multiply
    25,661.28x = 35,413.28 × 14,484
  4. Step 4: Simplify right side
    25,661.28x = 512,925,947.52
  5. Step 5: Solve for x
    x = 512,925,947.52/25,661.28
  6. Step 6: Final answer
    x = 19,988.32

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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.