Home / 19,652.36-29,434.26-11,312.60

Finding the Fourth Proportional to 19,652.36, 29,434.26 and 11,312.60

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Solution

The fourth proportional to 19,652.36, 29,434.26 and 11,312.60 is: 16,943.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,652.36 : 29,434.26 = 11,312.60 : x
  2. Step 2: Convert to fraction form
    19,652.36/29,434.26 = 11,312.60/x
  3. Step 3: Cross multiply
    19,652.36x = 29,434.26 × 11,312.60
  4. Step 4: Simplify right side
    19,652.36x = 332,978,009.68
  5. Step 5: Solve for x
    x = 332,978,009.68/19,652.36
  6. Step 6: Final answer
    x = 16,943.41

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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.