Home / 36,087.80-54,130.48-12,713.63

Finding the Fourth Proportional to 36,087.80, 54,130.48 and 12,713.63

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Solution

The fourth proportional to 36,087.80, 54,130.48 and 12,713.63 is: 19,070.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,087.80 : 54,130.48 = 12,713.63 : x
  2. Step 2: Convert to fraction form
    36,087.80/54,130.48 = 12,713.63/x
  3. Step 3: Cross multiply
    36,087.80x = 54,130.48 × 12,713.63
  4. Step 4: Simplify right side
    36,087.80x = 688,194,592.01
  5. Step 5: Solve for x
    x = 688,194,592.01/36,087.80
  6. Step 6: Final answer
    x = 19,070.01

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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.