Home / 28,944.10-43,460.70-15,822.10

Finding the Fourth Proportional to 28,944.10, 43,460.70 and 15,822.10

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Solution

The fourth proportional to 28,944.10, 43,460.70 and 15,822.10 is: 23,757.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,944.10 : 43,460.70 = 15,822.10 : x
  2. Step 2: Convert to fraction form
    28,944.10/43,460.70 = 15,822.10/x
  3. Step 3: Cross multiply
    28,944.10x = 43,460.70 × 15,822.10
  4. Step 4: Simplify right side
    28,944.10x = 687,639,541.47
  5. Step 5: Solve for x
    x = 687,639,541.47/28,944.10
  6. Step 6: Final answer
    x = 23,757.50

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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.