Home / 10,808.84-14,902.77-9,018.94

Finding the Fourth Proportional to 10,808.84, 14,902.77 and 9,018.94

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Solution

The fourth proportional to 10,808.84, 14,902.77 and 9,018.94 is: 12,434.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,808.84 : 14,902.77 = 9,018.94 : x
  2. Step 2: Convert to fraction form
    10,808.84/14,902.77 = 9,018.94/x
  3. Step 3: Cross multiply
    10,808.84x = 14,902.77 × 9,018.94
  4. Step 4: Simplify right side
    10,808.84x = 134,407,143.37
  5. Step 5: Solve for x
    x = 134,407,143.37/10,808.84
  6. Step 6: Final answer
    x = 12,434.93

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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.