Home / 16,957.71-23,374.67-13,366.84

Finding the Fourth Proportional to 16,957.71, 23,374.67 and 13,366.84

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Solution

The fourth proportional to 16,957.71, 23,374.67 and 13,366.84 is: 18,424.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,957.71 : 23,374.67 = 13,366.84 : x
  2. Step 2: Convert to fraction form
    16,957.71/23,374.67 = 13,366.84/x
  3. Step 3: Cross multiply
    16,957.71x = 23,374.67 × 13,366.84
  4. Step 4: Simplify right side
    16,957.71x = 312,445,473.94
  5. Step 5: Solve for x
    x = 312,445,473.94/16,957.71
  6. Step 6: Final answer
    x = 18,424.98

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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.