Home / 13,056.90-19,588.74-5,659.65

Finding the Fourth Proportional to 13,056.90, 19,588.74 and 5,659.65

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Solution

The fourth proportional to 13,056.90, 19,588.74 and 5,659.65 is: 8,490.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,056.90 : 19,588.74 = 5,659.65 : x
  2. Step 2: Convert to fraction form
    13,056.90/19,588.74 = 5,659.65/x
  3. Step 3: Cross multiply
    13,056.90x = 19,588.74 × 5,659.65
  4. Step 4: Simplify right side
    13,056.90x = 110,865,412.34
  5. Step 5: Solve for x
    x = 110,865,412.34/13,056.90
  6. Step 6: Final answer
    x = 8,490.94

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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.