Home / 36,085.42-54,126.91-12,711.25

Finding the Fourth Proportional to 36,085.42, 54,126.91 and 12,711.25

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Solution

The fourth proportional to 36,085.42, 54,126.91 and 12,711.25 is: 19,066.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,085.42 : 54,126.91 = 12,711.25 : x
  2. Step 2: Convert to fraction form
    36,085.42/54,126.91 = 12,711.25/x
  3. Step 3: Cross multiply
    36,085.42x = 54,126.91 × 12,711.25
  4. Step 4: Simplify right side
    36,085.42x = 688,020,684.74
  5. Step 5: Solve for x
    x = 688,020,684.74/36,085.42
  6. Step 6: Final answer
    x = 19,066.45

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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.