Home / 29,295.32-43,936.40-13,485.20

Finding the Fourth Proportional to 29,295.32, 43,936.40 and 13,485.20

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Solution

The fourth proportional to 29,295.32, 43,936.40 and 13,485.20 is: 20,224.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    29,295.32 : 43,936.40 = 13,485.20 : x
  2. Step 2: Convert to fraction form
    29,295.32/43,936.40 = 13,485.20/x
  3. Step 3: Cross multiply
    29,295.32x = 43,936.40 × 13,485.20
  4. Step 4: Simplify right side
    29,295.32x = 592,491,141.28
  5. Step 5: Solve for x
    x = 592,491,141.28/29,295.32
  6. Step 6: Final answer
    x = 20,224.77

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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.