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Finding the Fourth Proportional to 32,480.88, 44,810.06 and 21,852.06

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Solution

The fourth proportional to 32,480.88, 44,810.06 and 21,852.06 is: 30,146.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    32,480.88 : 44,810.06 = 21,852.06 : x
  2. Step 2: Convert to fraction form
    32,480.88/44,810.06 = 21,852.06/x
  3. Step 3: Cross multiply
    32,480.88x = 44,810.06 × 21,852.06
  4. Step 4: Simplify right side
    32,480.88x = 979,192,010.46
  5. Step 5: Solve for x
    x = 979,192,010.46/32,480.88
  6. Step 6: Final answer
    x = 30,146.72

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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.