Home / 17,391.34-23,973.87-13,607.93

Finding the Fourth Proportional to 17,391.34, 23,973.87 and 13,607.93

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Solution

The fourth proportional to 17,391.34, 23,973.87 and 13,607.93 is: 18,758.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,391.34 : 23,973.87 = 13,607.93 : x
  2. Step 2: Convert to fraction form
    17,391.34/23,973.87 = 13,607.93/x
  3. Step 3: Cross multiply
    17,391.34x = 23,973.87 × 13,607.93
  4. Step 4: Simplify right side
    17,391.34x = 326,234,855.75
  5. Step 5: Solve for x
    x = 326,234,855.75/17,391.34
  6. Step 6: Final answer
    x = 18,758.46

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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.