Home / 15,281.37-21,095.19-9,624.43

Finding the Fourth Proportional to 15,281.37, 21,095.19 and 9,624.43

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Solution

The fourth proportional to 15,281.37, 21,095.19 and 9,624.43 is: 13,286.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,281.37 : 21,095.19 = 9,624.43 : x
  2. Step 2: Convert to fraction form
    15,281.37/21,095.19 = 9,624.43/x
  3. Step 3: Cross multiply
    15,281.37x = 21,095.19 × 9,624.43
  4. Step 4: Simplify right side
    15,281.37x = 203,029,074.02
  5. Step 5: Solve for x
    x = 203,029,074.02/15,281.37
  6. Step 6: Final answer
    x = 13,286.06

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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.