Home / 36,087.93-54,129.47-12,711.33

Finding the Fourth Proportional to 36,087.93, 54,129.47 and 12,711.33

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Solution

The fourth proportional to 36,087.93, 54,129.47 and 12,711.33 is: 19,066.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,087.93 : 54,129.47 = 12,711.33 : x
  2. Step 2: Convert to fraction form
    36,087.93/54,129.47 = 12,711.33/x
  3. Step 3: Cross multiply
    36,087.93x = 54,129.47 × 12,711.33
  4. Step 4: Simplify right side
    36,087.93x = 688,057,492.34
  5. Step 5: Solve for x
    x = 688,057,492.34/36,087.93
  6. Step 6: Final answer
    x = 19,066.14

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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.