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Finding the Fourth Proportional to 16,289.30, 24,474.95 and 10,368.90

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Solution

The fourth proportional to 16,289.30, 24,474.95 and 10,368.90 is: 15,579.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,289.30 : 24,474.95 = 10,368.90 : x
  2. Step 2: Convert to fraction form
    16,289.30/24,474.95 = 10,368.90/x
  3. Step 3: Cross multiply
    16,289.30x = 24,474.95 × 10,368.90
  4. Step 4: Simplify right side
    16,289.30x = 253,778,257.21
  5. Step 5: Solve for x
    x = 253,778,257.21/16,289.30
  6. Step 6: Final answer
    x = 15,579.45

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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.