Home / 19,448.60-29,099.27-11,555.34

Finding the Fourth Proportional to 19,448.60, 29,099.27 and 11,555.34

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Solution

The fourth proportional to 19,448.60, 29,099.27 and 11,555.34 is: 17,289.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,448.60 : 29,099.27 = 11,555.34 : x
  2. Step 2: Convert to fraction form
    19,448.60/29,099.27 = 11,555.34/x
  3. Step 3: Cross multiply
    19,448.60x = 29,099.27 × 11,555.34
  4. Step 4: Simplify right side
    19,448.60x = 336,251,900.83
  5. Step 5: Solve for x
    x = 336,251,900.83/19,448.60
  6. Step 6: Final answer
    x = 17,289.26

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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.