Home / 23,367.16-32,190.24-19,999.20

Finding the Fourth Proportional to 23,367.16, 32,190.24 and 19,999.20

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Solution

The fourth proportional to 23,367.16, 32,190.24 and 19,999.20 is: 27,550.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    23,367.16 : 32,190.24 = 19,999.20 : x
  2. Step 2: Convert to fraction form
    23,367.16/32,190.24 = 19,999.20/x
  3. Step 3: Cross multiply
    23,367.16x = 32,190.24 × 19,999.20
  4. Step 4: Simplify right side
    23,367.16x = 643,779,047.81
  5. Step 5: Solve for x
    x = 643,779,047.81/23,367.16
  6. Step 6: Final answer
    x = 27,550.59

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.