Home / 19,571.34-29,340.93-9,039.12

Finding the Fourth Proportional to 19,571.34, 29,340.93 and 9,039.12

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Solution

The fourth proportional to 19,571.34, 29,340.93 and 9,039.12 is: 13,551.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,571.34 : 29,340.93 = 9,039.12 : x
  2. Step 2: Convert to fraction form
    19,571.34/29,340.93 = 9,039.12/x
  3. Step 3: Cross multiply
    19,571.34x = 29,340.93 × 9,039.12
  4. Step 4: Simplify right side
    19,571.34x = 265,216,187.18
  5. Step 5: Solve for x
    x = 265,216,187.18/19,571.34
  6. Step 6: Final answer
    x = 13,551.25

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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.