Home / 13,833.84-19,100.52-8,530.32

Finding the Fourth Proportional to 13,833.84, 19,100.52 and 8,530.32

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Solution

The fourth proportional to 13,833.84, 19,100.52 and 8,530.32 is: 11,777.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,833.84 : 19,100.52 = 8,530.32 : x
  2. Step 2: Convert to fraction form
    13,833.84/19,100.52 = 8,530.32/x
  3. Step 3: Cross multiply
    13,833.84x = 19,100.52 × 8,530.32
  4. Step 4: Simplify right side
    13,833.84x = 162,933,547.77
  5. Step 5: Solve for x
    x = 162,933,547.77/13,833.84
  6. Step 6: Final answer
    x = 11,777.90

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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.