Home / 50,506.47-75,759.20-19,341.72

Finding the Fourth Proportional to 50,506.47, 75,759.20 and 19,341.72

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Solution

The fourth proportional to 50,506.47, 75,759.20 and 19,341.72 is: 29,012.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    50,506.47 : 75,759.20 = 19,341.72 : x
  2. Step 2: Convert to fraction form
    50,506.47/75,759.20 = 19,341.72/x
  3. Step 3: Cross multiply
    50,506.47x = 75,759.20 × 19,341.72
  4. Step 4: Simplify right side
    50,506.47x = 1,465,312,925.55
  5. Step 5: Solve for x
    x = 1,465,312,925.55/50,506.47
  6. Step 6: Final answer
    x = 29,012.38

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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.