Home / 50,411.13-75,610.94-13,478.01

Finding the Fourth Proportional to 50,411.13, 75,610.94 and 13,478.01

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Solution

The fourth proportional to 50,411.13, 75,610.94 and 13,478.01 is: 20,215.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    50,411.13 : 75,610.94 = 13,478.01 : x
  2. Step 2: Convert to fraction form
    50,411.13/75,610.94 = 13,478.01/x
  3. Step 3: Cross multiply
    50,411.13x = 75,610.94 × 13,478.01
  4. Step 4: Simplify right side
    50,411.13x = 1,019,084,938.04
  5. Step 5: Solve for x
    x = 1,019,084,938.04/50,411.13
  6. Step 6: Final answer
    x = 20,215.47

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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.