Home / 29,620.08-40,880.16-17,042.40

Finding the Fourth Proportional to 29,620.08, 40,880.16 and 17,042.40

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Solution

The fourth proportional to 29,620.08, 40,880.16 and 17,042.40 is: 23,521.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    29,620.08 : 40,880.16 = 17,042.40 : x
  2. Step 2: Convert to fraction form
    29,620.08/40,880.16 = 17,042.40/x
  3. Step 3: Cross multiply
    29,620.08x = 40,880.16 × 17,042.40
  4. Step 4: Simplify right side
    29,620.08x = 696,696,038.78
  5. Step 5: Solve for x
    x = 696,696,038.78/29,620.08
  6. Step 6: Final answer
    x = 23,521.07

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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.