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Finding the Fourth Proportional to 44,603.88, 66,905.85 and 15,019.25

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Solution

The fourth proportional to 44,603.88, 66,905.85 and 15,019.25 is: 22,528.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    44,603.88 : 66,905.85 = 15,019.25 : x
  2. Step 2: Convert to fraction form
    44,603.88/66,905.85 = 15,019.25/x
  3. Step 3: Cross multiply
    44,603.88x = 66,905.85 × 15,019.25
  4. Step 4: Simplify right side
    44,603.88x = 1,004,875,353.08
  5. Step 5: Solve for x
    x = 1,004,875,353.08/44,603.88
  6. Step 6: Final answer
    x = 22,528.88

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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.