Home / 10,168.84-14,026.30-7,331.51

Finding the Fourth Proportional to 10,168.84, 14,026.30 and 7,331.51

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Solution

The fourth proportional to 10,168.84, 14,026.30 and 7,331.51 is: 10,112.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,168.84 : 14,026.30 = 7,331.51 : x
  2. Step 2: Convert to fraction form
    10,168.84/14,026.30 = 7,331.51/x
  3. Step 3: Cross multiply
    10,168.84x = 14,026.30 × 7,331.51
  4. Step 4: Simplify right side
    10,168.84x = 102,833,975.45
  5. Step 5: Solve for x
    x = 102,833,975.45/10,168.84
  6. Step 6: Final answer
    x = 10,112.65

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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.