Home / 15,888.08-23,818.60-6,996.72

Finding the Fourth Proportional to 15,888.08, 23,818.60 and 6,996.72

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Solution

The fourth proportional to 15,888.08, 23,818.60 and 6,996.72 is: 10,489.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,888.08 : 23,818.60 = 6,996.72 : x
  2. Step 2: Convert to fraction form
    15,888.08/23,818.60 = 6,996.72/x
  3. Step 3: Cross multiply
    15,888.08x = 23,818.60 × 6,996.72
  4. Step 4: Simplify right side
    15,888.08x = 166,652,074.99
  5. Step 5: Solve for x
    x = 166,652,074.99/15,888.08
  6. Step 6: Final answer
    x = 10,489.13

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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.