Home / 16,964.48-23,410.96-9,411.95

Finding the Fourth Proportional to 16,964.48, 23,410.96 and 9,411.95

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Solution

The fourth proportional to 16,964.48, 23,410.96 and 9,411.95 is: 12,988.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,964.48 : 23,410.96 = 9,411.95 : x
  2. Step 2: Convert to fraction form
    16,964.48/23,410.96 = 9,411.95/x
  3. Step 3: Cross multiply
    16,964.48x = 23,410.96 × 9,411.95
  4. Step 4: Simplify right side
    16,964.48x = 220,342,737.91
  5. Step 5: Solve for x
    x = 220,342,737.91/16,964.48
  6. Step 6: Final answer
    x = 12,988.48

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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.