Home / 23,188.02-31,999.46-13,116.24

Finding the Fourth Proportional to 23,188.02, 31,999.46 and 13,116.24

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Solution

The fourth proportional to 23,188.02, 31,999.46 and 13,116.24 is: 18,100.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    23,188.02 : 31,999.46 = 13,116.24 : x
  2. Step 2: Convert to fraction form
    23,188.02/31,999.46 = 13,116.24/x
  3. Step 3: Cross multiply
    23,188.02x = 31,999.46 × 13,116.24
  4. Step 4: Simplify right side
    23,188.02x = 419,712,597.23
  5. Step 5: Solve for x
    x = 419,712,597.23/23,188.02
  6. Step 6: Final answer
    x = 18,100.41

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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.