Home / 38,714.84-58,066.79-12,416.16

Finding the Fourth Proportional to 38,714.84, 58,066.79 and 12,416.16

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Solution

The fourth proportional to 38,714.84, 58,066.79 and 12,416.16 is: 18,622.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,714.84 : 58,066.79 = 12,416.16 : x
  2. Step 2: Convert to fraction form
    38,714.84/58,066.79 = 12,416.16/x
  3. Step 3: Cross multiply
    38,714.84x = 58,066.79 × 12,416.16
  4. Step 4: Simplify right side
    38,714.84x = 720,966,711.00
  5. Step 5: Solve for x
    x = 720,966,711.00/38,714.84
  6. Step 6: Final answer
    x = 18,622.49

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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.