Home / 17,957.34-24,813.27-13,988.70

Finding the Fourth Proportional to 17,957.34, 24,813.27 and 13,988.70

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Solution

The fourth proportional to 17,957.34, 24,813.27 and 13,988.70 is: 19,329.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,957.34 : 24,813.27 = 13,988.70 : x
  2. Step 2: Convert to fraction form
    17,957.34/24,813.27 = 13,988.70/x
  3. Step 3: Cross multiply
    17,957.34x = 24,813.27 × 13,988.70
  4. Step 4: Simplify right side
    17,957.34x = 347,105,390.05
  5. Step 5: Solve for x
    x = 347,105,390.05/17,957.34
  6. Step 6: Final answer
    x = 19,329.44

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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.