Home / 13,051.80-19,564.83-8,358.48

Finding the Fourth Proportional to 13,051.80, 19,564.83 and 8,358.48

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Solution

The fourth proportional to 13,051.80, 19,564.83 and 8,358.48 is: 12,529.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,051.80 : 19,564.83 = 8,358.48 : x
  2. Step 2: Convert to fraction form
    13,051.80/19,564.83 = 8,358.48/x
  3. Step 3: Cross multiply
    13,051.80x = 19,564.83 × 8,358.48
  4. Step 4: Simplify right side
    13,051.80x = 163,532,240.26
  5. Step 5: Solve for x
    x = 163,532,240.26/13,051.80
  6. Step 6: Final answer
    x = 12,529.48

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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.