Home / 22,085.02-30,431.19-14,999.14

Finding the Fourth Proportional to 22,085.02, 30,431.19 and 14,999.14

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Solution

The fourth proportional to 22,085.02, 30,431.19 and 14,999.14 is: 20,667.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,085.02 : 30,431.19 = 14,999.14 : x
  2. Step 2: Convert to fraction form
    22,085.02/30,431.19 = 14,999.14/x
  3. Step 3: Cross multiply
    22,085.02x = 30,431.19 × 14,999.14
  4. Step 4: Simplify right side
    22,085.02x = 456,441,679.18
  5. Step 5: Solve for x
    x = 456,441,679.18/22,085.02
  6. Step 6: Final answer
    x = 20,667.48

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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.