Home / 15,640.84-23,444.70-7,313.86

Finding the Fourth Proportional to 15,640.84, 23,444.70 and 7,313.86

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Solution

The fourth proportional to 15,640.84, 23,444.70 and 7,313.86 is: 10,963.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,640.84 : 23,444.70 = 7,313.86 : x
  2. Step 2: Convert to fraction form
    15,640.84/23,444.70 = 7,313.86/x
  3. Step 3: Cross multiply
    15,640.84x = 23,444.70 × 7,313.86
  4. Step 4: Simplify right side
    15,640.84x = 171,471,253.54
  5. Step 5: Solve for x
    x = 171,471,253.54/15,640.84
  6. Step 6: Final answer
    x = 10,963.05

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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.