Home / 15,818.35-23,720.22-4,722.16

Finding the Fourth Proportional to 15,818.35, 23,720.22 and 4,722.16

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Solution

The fourth proportional to 15,818.35, 23,720.22 and 4,722.16 is: 7,081.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,818.35 : 23,720.22 = 4,722.16 : x
  2. Step 2: Convert to fraction form
    15,818.35/23,720.22 = 4,722.16/x
  3. Step 3: Cross multiply
    15,818.35x = 23,720.22 × 4,722.16
  4. Step 4: Simplify right side
    15,818.35x = 112,010,674.08
  5. Step 5: Solve for x
    x = 112,010,674.08/15,818.35
  6. Step 6: Final answer
    x = 7,081.06

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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.