Home / 16,439.49-24,639.66-9,424.35

Finding the Fourth Proportional to 16,439.49, 24,639.66 and 9,424.35

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Solution

The fourth proportional to 16,439.49, 24,639.66 and 9,424.35 is: 14,125.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,439.49 : 24,639.66 = 9,424.35 : x
  2. Step 2: Convert to fraction form
    16,439.49/24,639.66 = 9,424.35/x
  3. Step 3: Cross multiply
    16,439.49x = 24,639.66 × 9,424.35
  4. Step 4: Simplify right side
    16,439.49x = 232,212,779.72
  5. Step 5: Solve for x
    x = 232,212,779.72/16,439.49
  6. Step 6: Final answer
    x = 14,125.30

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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.