Home / 19,637.56-29,453.46-6,490.12

Finding the Fourth Proportional to 19,637.56, 29,453.46 and 6,490.12

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Solution

The fourth proportional to 19,637.56, 29,453.46 and 6,490.12 is: 9,734.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,637.56 : 29,453.46 = 6,490.12 : x
  2. Step 2: Convert to fraction form
    19,637.56/29,453.46 = 6,490.12/x
  3. Step 3: Cross multiply
    19,637.56x = 29,453.46 × 6,490.12
  4. Step 4: Simplify right side
    19,637.56x = 191,156,489.82
  5. Step 5: Solve for x
    x = 191,156,489.82/19,637.56
  6. Step 6: Final answer
    x = 9,734.23

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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.