Home / 50,575.52-75,806.76-18,955.16

Finding the Fourth Proportional to 50,575.52, 75,806.76 and 18,955.16

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Solution

The fourth proportional to 50,575.52, 75,806.76 and 18,955.16 is: 28,411.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    50,575.52 : 75,806.76 = 18,955.16 : x
  2. Step 2: Convert to fraction form
    50,575.52/75,806.76 = 18,955.16/x
  3. Step 3: Cross multiply
    50,575.52x = 75,806.76 × 18,955.16
  4. Step 4: Simplify right side
    50,575.52x = 1,436,929,264.88
  5. Step 5: Solve for x
    x = 1,436,929,264.88/50,575.52
  6. Step 6: Final answer
    x = 28,411.56

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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.