Home / 29,467.47-40,399.95-28,934.40

Finding the Fourth Proportional to 29,467.47, 40,399.95 and 28,934.40

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Solution

The fourth proportional to 29,467.47, 40,399.95 and 28,934.40 is: 39,669.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    29,467.47 : 40,399.95 = 28,934.40 : x
  2. Step 2: Convert to fraction form
    29,467.47/40,399.95 = 28,934.40/x
  3. Step 3: Cross multiply
    29,467.47x = 40,399.95 × 28,934.40
  4. Step 4: Simplify right side
    29,467.47x = 1,168,948,313.28
  5. Step 5: Solve for x
    x = 1,168,948,313.28/29,467.47
  6. Step 6: Final answer
    x = 39,669.11

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.37) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.