Home / 30,376.16-41,938.08-23,288.96

Finding the Fourth Proportional to 30,376.16, 41,938.08 and 23,288.96

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Solution

The fourth proportional to 30,376.16, 41,938.08 and 23,288.96 is: 32,153.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,376.16 : 41,938.08 = 23,288.96 : x
  2. Step 2: Convert to fraction form
    30,376.16/41,938.08 = 23,288.96/x
  3. Step 3: Cross multiply
    30,376.16x = 41,938.08 × 23,288.96
  4. Step 4: Simplify right side
    30,376.16x = 976,694,267.60
  5. Step 5: Solve for x
    x = 976,694,267.60/30,376.16
  6. Step 6: Final answer
    x = 32,153.32

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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.