Home / 29,376.34-40,539.22-15,947.48

Finding the Fourth Proportional to 29,376.34, 40,539.22 and 15,947.48

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Solution

The fourth proportional to 29,376.34, 40,539.22 and 15,947.48 is: 22,007.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    29,376.34 : 40,539.22 = 15,947.48 : x
  2. Step 2: Convert to fraction form
    29,376.34/40,539.22 = 15,947.48/x
  3. Step 3: Cross multiply
    29,376.34x = 40,539.22 × 15,947.48
  4. Step 4: Simplify right side
    29,376.34x = 646,498,461.64
  5. Step 5: Solve for x
    x = 646,498,461.64/29,376.34
  6. Step 6: Final answer
    x = 22,007.46

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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.