Home / 15,981.06-23,967-4,885.14

Finding the Fourth Proportional to 15,981.06, 23,967 and 4,885.14

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Solution

The fourth proportional to 15,981.06, 23,967 and 4,885.14 is: 7,326.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,981.06 : 23,967 = 4,885.14 : x
  2. Step 2: Convert to fraction form
    15,981.06/23,967 = 4,885.14/x
  3. Step 3: Cross multiply
    15,981.06x = 23,967 × 4,885.14
  4. Step 4: Simplify right side
    15,981.06x = 117,082,150.38
  5. Step 5: Solve for x
    x = 117,082,150.38/15,981.06
  6. Step 6: Final answer
    x = 7,326.31

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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.