Home / 22,971.06-34,612.89-18,902.32

Finding the Fourth Proportional to 22,971.06, 34,612.89 and 18,902.32

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Solution

The fourth proportional to 22,971.06, 34,612.89 and 18,902.32 is: 28,482.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,971.06 : 34,612.89 = 18,902.32 : x
  2. Step 2: Convert to fraction form
    22,971.06/34,612.89 = 18,902.32/x
  3. Step 3: Cross multiply
    22,971.06x = 34,612.89 × 18,902.32
  4. Step 4: Simplify right side
    22,971.06x = 654,263,922.90
  5. Step 5: Solve for x
    x = 654,263,922.90/22,971.06
  6. Step 6: Final answer
    x = 28,482.10

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.51) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.