Home / 18,810.05-25,952.61-14,818.77

Finding the Fourth Proportional to 18,810.05, 25,952.61 and 14,818.77

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Solution

The fourth proportional to 18,810.05, 25,952.61 and 14,818.77 is: 20,445.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,810.05 : 25,952.61 = 14,818.77 : x
  2. Step 2: Convert to fraction form
    18,810.05/25,952.61 = 14,818.77/x
  3. Step 3: Cross multiply
    18,810.05x = 25,952.61 × 14,818.77
  4. Step 4: Simplify right side
    18,810.05x = 384,585,758.49
  5. Step 5: Solve for x
    x = 384,585,758.49/18,810.05
  6. Step 6: Final answer
    x = 20,445.76

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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.