Home / 16,787.39-23,166.61-9,713.93

Finding the Fourth Proportional to 16,787.39, 23,166.61 and 9,713.93

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Solution

The fourth proportional to 16,787.39, 23,166.61 and 9,713.93 is: 13,405.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,787.39 : 23,166.61 = 9,713.93 : x
  2. Step 2: Convert to fraction form
    16,787.39/23,166.61 = 9,713.93/x
  3. Step 3: Cross multiply
    16,787.39x = 23,166.61 × 9,713.93
  4. Step 4: Simplify right side
    16,787.39x = 225,038,687.76
  5. Step 5: Solve for x
    x = 225,038,687.76/16,787.39
  6. Step 6: Final answer
    x = 13,405.23

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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.