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Finding the Fourth Proportional to 13,207.53, 19,804.14 and 5,803.32

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Solution

The fourth proportional to 13,207.53, 19,804.14 and 5,803.32 is: 8,701.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,207.53 : 19,804.14 = 5,803.32 : x
  2. Step 2: Convert to fraction form
    13,207.53/19,804.14 = 5,803.32/x
  3. Step 3: Cross multiply
    13,207.53x = 19,804.14 × 5,803.32
  4. Step 4: Simplify right side
    13,207.53x = 114,929,761.74
  5. Step 5: Solve for x
    x = 114,929,761.74/13,207.53
  6. Step 6: Final answer
    x = 8,701.84

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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.