Home / 44,620.32-66,886.96-21,240.48

Finding the Fourth Proportional to 44,620.32, 66,886.96 and 21,240.48

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Solution

The fourth proportional to 44,620.32, 66,886.96 and 21,240.48 is: 31,840.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    44,620.32 : 66,886.96 = 21,240.48 : x
  2. Step 2: Convert to fraction form
    44,620.32/66,886.96 = 21,240.48/x
  3. Step 3: Cross multiply
    44,620.32x = 66,886.96 × 21,240.48
  4. Step 4: Simplify right side
    44,620.32x = 1,420,711,136.14
  5. Step 5: Solve for x
    x = 1,420,711,136.14/44,620.32
  6. Step 6: Final answer
    x = 31,840.00

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.