Home / 29,385.84-40,432.32-25,394.16

Finding the Fourth Proportional to 29,385.84, 40,432.32 and 25,394.16

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Solution

The fourth proportional to 29,385.84, 40,432.32 and 25,394.16 is: 34,940.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    29,385.84 : 40,432.32 = 25,394.16 : x
  2. Step 2: Convert to fraction form
    29,385.84/40,432.32 = 25,394.16/x
  3. Step 3: Cross multiply
    29,385.84x = 40,432.32 × 25,394.16
  4. Step 4: Simplify right side
    29,385.84x = 1,026,744,803.25
  5. Step 5: Solve for x
    x = 1,026,744,803.25/29,385.84
  6. Step 6: Final answer
    x = 34,940.12

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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.