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Finding the Fourth Proportional to 43,714.16, 65,555.16 and 15,626.62

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Solution

The fourth proportional to 43,714.16, 65,555.16 and 15,626.62 is: 23,434.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    43,714.16 : 65,555.16 = 15,626.62 : x
  2. Step 2: Convert to fraction form
    43,714.16/65,555.16 = 15,626.62/x
  3. Step 3: Cross multiply
    43,714.16x = 65,555.16 × 15,626.62
  4. Step 4: Simplify right side
    43,714.16x = 1,024,405,574.36
  5. Step 5: Solve for x
    x = 1,024,405,574.36/43,714.16
  6. Step 6: Final answer
    x = 23,434.18

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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.