Home / 14,026.84-19,358.13-7,740.34

Finding the Fourth Proportional to 14,026.84, 19,358.13 and 7,740.34

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Solution

The fourth proportional to 14,026.84, 19,358.13 and 7,740.34 is: 10,682.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,026.84 : 19,358.13 = 7,740.34 : x
  2. Step 2: Convert to fraction form
    14,026.84/19,358.13 = 7,740.34/x
  3. Step 3: Cross multiply
    14,026.84x = 19,358.13 × 7,740.34
  4. Step 4: Simplify right side
    14,026.84x = 149,838,507.96
  5. Step 5: Solve for x
    x = 149,838,507.96/14,026.84
  6. Step 6: Final answer
    x = 10,682.27

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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.