Home / 50,169.40-75,254.22-12,729.40

Finding the Fourth Proportional to 50,169.40, 75,254.22 and 12,729.40

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Solution

The fourth proportional to 50,169.40, 75,254.22 and 12,729.40 is: 19,094.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    50,169.40 : 75,254.22 = 12,729.40 : x
  2. Step 2: Convert to fraction form
    50,169.40/75,254.22 = 12,729.40/x
  3. Step 3: Cross multiply
    50,169.40x = 75,254.22 × 12,729.40
  4. Step 4: Simplify right side
    50,169.40x = 957,941,068.07
  5. Step 5: Solve for x
    x = 957,941,068.07/50,169.40
  6. Step 6: Final answer
    x = 19,094.13

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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.