Home / 19,311.83-26,652.90-10,814.43

Finding the Fourth Proportional to 19,311.83, 26,652.90 and 10,814.43

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Solution

The fourth proportional to 19,311.83, 26,652.90 and 10,814.43 is: 14,925.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,311.83 : 26,652.90 = 10,814.43 : x
  2. Step 2: Convert to fraction form
    19,311.83/26,652.90 = 10,814.43/x
  3. Step 3: Cross multiply
    19,311.83x = 26,652.90 × 10,814.43
  4. Step 4: Simplify right side
    19,311.83x = 288,235,851.10
  5. Step 5: Solve for x
    x = 288,235,851.10/19,311.83
  6. Step 6: Final answer
    x = 14,925.35

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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.