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Finding the Fourth Proportional to 14,459.52, 19,948.23 and 9,745.32

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Solution

The fourth proportional to 14,459.52, 19,948.23 and 9,745.32 is: 13,444.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,459.52 : 19,948.23 = 9,745.32 : x
  2. Step 2: Convert to fraction form
    14,459.52/19,948.23 = 9,745.32/x
  3. Step 3: Cross multiply
    14,459.52x = 19,948.23 × 9,745.32
  4. Step 4: Simplify right side
    14,459.52x = 194,401,884.78
  5. Step 5: Solve for x
    x = 194,401,884.78/14,459.52
  6. Step 6: Final answer
    x = 13,444.56

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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.