Home / 18,605.03-25,666.37-16,482.72

Finding the Fourth Proportional to 18,605.03, 25,666.37 and 16,482.72

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Solution

The fourth proportional to 18,605.03, 25,666.37 and 16,482.72 is: 22,738.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,605.03 : 25,666.37 = 16,482.72 : x
  2. Step 2: Convert to fraction form
    18,605.03/25,666.37 = 16,482.72/x
  3. Step 3: Cross multiply
    18,605.03x = 25,666.37 × 16,482.72
  4. Step 4: Simplify right side
    18,605.03x = 423,051,665.77
  5. Step 5: Solve for x
    x = 423,051,665.77/18,605.03
  6. Step 6: Final answer
    x = 22,738.57

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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.