Home / 50,916.33-70,261.56-28,253.69

Finding the Fourth Proportional to 50,916.33, 70,261.56 and 28,253.69

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Solution

The fourth proportional to 50,916.33, 70,261.56 and 28,253.69 is: 38,988.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    50,916.33 : 70,261.56 = 28,253.69 : x
  2. Step 2: Convert to fraction form
    50,916.33/70,261.56 = 28,253.69/x
  3. Step 3: Cross multiply
    50,916.33x = 70,261.56 × 28,253.69
  4. Step 4: Simplify right side
    50,916.33x = 1,985,148,247.33
  5. Step 5: Solve for x
    x = 1,985,148,247.33/50,916.33
  6. Step 6: Final answer
    x = 38,988.44

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.