Home / 44,227.42-66,346.90-12,638.63

Finding the Fourth Proportional to 44,227.42, 66,346.90 and 12,638.63

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Solution

The fourth proportional to 44,227.42, 66,346.90 and 12,638.63 is: 18,959.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    44,227.42 : 66,346.90 = 12,638.63 : x
  2. Step 2: Convert to fraction form
    44,227.42/66,346.90 = 12,638.63/x
  3. Step 3: Cross multiply
    44,227.42x = 66,346.90 × 12,638.63
  4. Step 4: Simplify right side
    44,227.42x = 838,534,055.02
  5. Step 5: Solve for x
    x = 838,534,055.02/44,227.42
  6. Step 6: Final answer
    x = 18,959.60

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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.