Home / 30,257.37-45,376.70-9,196.56

Finding the Fourth Proportional to 30,257.37, 45,376.70 and 9,196.56

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Solution

The fourth proportional to 30,257.37, 45,376.70 and 9,196.56 is: 13,792.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,257.37 : 45,376.70 = 9,196.56 : x
  2. Step 2: Convert to fraction form
    30,257.37/45,376.70 = 9,196.56/x
  3. Step 3: Cross multiply
    30,257.37x = 45,376.70 × 9,196.56
  4. Step 4: Simplify right side
    30,257.37x = 417,309,498.17
  5. Step 5: Solve for x
    x = 417,309,498.17/30,257.37
  6. Step 6: Final answer
    x = 13,792.00

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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.