Home / 14,056.11-19,397.24-7,768.35

Finding the Fourth Proportional to 14,056.11, 19,397.24 and 7,768.35

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Solution

The fourth proportional to 14,056.11, 19,397.24 and 7,768.35 is: 10,720.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,056.11 : 19,397.24 = 7,768.35 : x
  2. Step 2: Convert to fraction form
    14,056.11/19,397.24 = 7,768.35/x
  3. Step 3: Cross multiply
    14,056.11x = 19,397.24 × 7,768.35
  4. Step 4: Simplify right side
    14,056.11x = 150,684,510.51
  5. Step 5: Solve for x
    x = 150,684,510.51/14,056.11
  6. Step 6: Final answer
    x = 10,720.21

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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.