Home / 50,898.05-70,239.48-28,237.49

Finding the Fourth Proportional to 50,898.05, 70,239.48 and 28,237.49

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Solution

The fourth proportional to 50,898.05, 70,239.48 and 28,237.49 is: 38,967.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    50,898.05 : 70,239.48 = 28,237.49 : x
  2. Step 2: Convert to fraction form
    50,898.05/70,239.48 = 28,237.49/x
  3. Step 3: Cross multiply
    50,898.05x = 70,239.48 × 28,237.49
  4. Step 4: Simplify right side
    50,898.05x = 1,983,386,614.11
  5. Step 5: Solve for x
    x = 1,983,386,614.11/50,898.05
  6. Step 6: Final answer
    x = 38,967.83

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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.