Home / 15,681.87-23,526.90-9,101.72

Finding the Fourth Proportional to 15,681.87, 23,526.90 and 9,101.72

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Solution

The fourth proportional to 15,681.87, 23,526.90 and 9,101.72 is: 13,654.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,681.87 : 23,526.90 = 9,101.72 : x
  2. Step 2: Convert to fraction form
    15,681.87/23,526.90 = 9,101.72/x
  3. Step 3: Cross multiply
    15,681.87x = 23,526.90 × 9,101.72
  4. Step 4: Simplify right side
    15,681.87x = 214,135,315.09
  5. Step 5: Solve for x
    x = 214,135,315.09/15,681.87
  6. Step 6: Final answer
    x = 13,654.96

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.