Home / 22,504.06-31,054.98-12,432.32

Finding the Fourth Proportional to 22,504.06, 31,054.98 and 12,432.32

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Solution

The fourth proportional to 22,504.06, 31,054.98 and 12,432.32 is: 17,156.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,504.06 : 31,054.98 = 12,432.32 : x
  2. Step 2: Convert to fraction form
    22,504.06/31,054.98 = 12,432.32/x
  3. Step 3: Cross multiply
    22,504.06x = 31,054.98 × 12,432.32
  4. Step 4: Simplify right side
    22,504.06x = 386,085,448.95
  5. Step 5: Solve for x
    x = 386,085,448.95/22,504.06
  6. Step 6: Final answer
    x = 17,156.26

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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.