Home / 18,617.63-27,925.71-4,577.70

Finding the Fourth Proportional to 18,617.63, 27,925.71 and 4,577.70

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Solution

The fourth proportional to 18,617.63, 27,925.71 and 4,577.70 is: 6,866.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,617.63 : 27,925.71 = 4,577.70 : x
  2. Step 2: Convert to fraction form
    18,617.63/27,925.71 = 4,577.70/x
  3. Step 3: Cross multiply
    18,617.63x = 27,925.71 × 4,577.70
  4. Step 4: Simplify right side
    18,617.63x = 127,835,522.67
  5. Step 5: Solve for x
    x = 127,835,522.67/18,617.63
  6. Step 6: Final answer
    x = 6,866.37

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.