Home / 14,647.16-21,966.19-5,285.96

Finding the Fourth Proportional to 14,647.16, 21,966.19 and 5,285.96

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Solution

The fourth proportional to 14,647.16, 21,966.19 and 5,285.96 is: 7,927.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,647.16 : 21,966.19 = 5,285.96 : x
  2. Step 2: Convert to fraction form
    14,647.16/21,966.19 = 5,285.96/x
  3. Step 3: Cross multiply
    14,647.16x = 21,966.19 × 5,285.96
  4. Step 4: Simplify right side
    14,647.16x = 116,112,375.26
  5. Step 5: Solve for x
    x = 116,112,375.26/14,647.16
  6. Step 6: Final answer
    x = 7,927.30

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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.