Home / 34,726.08-47,921.64-18,809.58

Finding the Fourth Proportional to 34,726.08, 47,921.64 and 18,809.58

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Solution

The fourth proportional to 34,726.08, 47,921.64 and 18,809.58 is: 25,957.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    34,726.08 : 47,921.64 = 18,809.58 : x
  2. Step 2: Convert to fraction form
    34,726.08/47,921.64 = 18,809.58/x
  3. Step 3: Cross multiply
    34,726.08x = 47,921.64 × 18,809.58
  4. Step 4: Simplify right side
    34,726.08x = 901,385,921.31
  5. Step 5: Solve for x
    x = 901,385,921.31/34,726.08
  6. Step 6: Final answer
    x = 25,957.03

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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.