Home / 32,146.12-44,342.28-21,244.30

Finding the Fourth Proportional to 32,146.12, 44,342.28 and 21,244.30

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Solution

The fourth proportional to 32,146.12, 44,342.28 and 21,244.30 is: 29,304.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    32,146.12 : 44,342.28 = 21,244.30 : x
  2. Step 2: Convert to fraction form
    32,146.12/44,342.28 = 21,244.30/x
  3. Step 3: Cross multiply
    32,146.12x = 44,342.28 × 21,244.30
  4. Step 4: Simplify right side
    32,146.12x = 942,020,699.00
  5. Step 5: Solve for x
    x = 942,020,699.00/32,146.12
  6. Step 6: Final answer
    x = 29,304.34

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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.