Home / 19,814.29-29,692.27-8,710.81

Finding the Fourth Proportional to 19,814.29, 29,692.27 and 8,710.81

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Solution

The fourth proportional to 19,814.29, 29,692.27 and 8,710.81 is: 13,053.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,814.29 : 29,692.27 = 8,710.81 : x
  2. Step 2: Convert to fraction form
    19,814.29/29,692.27 = 8,710.81/x
  3. Step 3: Cross multiply
    19,814.29x = 29,692.27 × 8,710.81
  4. Step 4: Simplify right side
    19,814.29x = 258,643,722.44
  5. Step 5: Solve for x
    x = 258,643,722.44/19,814.29
  6. Step 6: Final answer
    x = 13,053.39

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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.