Home / 22,603.79-31,192.36-12,532.41

Finding the Fourth Proportional to 22,603.79, 31,192.36 and 12,532.41

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Solution

The fourth proportional to 22,603.79, 31,192.36 and 12,532.41 is: 17,294.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,603.79 : 31,192.36 = 12,532.41 : x
  2. Step 2: Convert to fraction form
    22,603.79/31,192.36 = 12,532.41/x
  3. Step 3: Cross multiply
    22,603.79x = 31,192.36 × 12,532.41
  4. Step 4: Simplify right side
    22,603.79x = 390,915,413.06
  5. Step 5: Solve for x
    x = 390,915,413.06/22,603.79
  6. Step 6: Final answer
    x = 17,294.24

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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.