Home / 19,368.66-29,051.55-11,022.48

Finding the Fourth Proportional to 19,368.66, 29,051.55 and 11,022.48

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Solution

The fourth proportional to 19,368.66, 29,051.55 and 11,022.48 is: 16,532.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,368.66 : 29,051.55 = 11,022.48 : x
  2. Step 2: Convert to fraction form
    19,368.66/29,051.55 = 11,022.48/x
  3. Step 3: Cross multiply
    19,368.66x = 29,051.55 × 11,022.48
  4. Step 4: Simplify right side
    19,368.66x = 320,220,128.84
  5. Step 5: Solve for x
    x = 320,220,128.84/19,368.66
  6. Step 6: Final answer
    x = 16,532.90

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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.