Home / 37,151.69-51,269.32-21,236.48

Finding the Fourth Proportional to 37,151.69, 51,269.32 and 21,236.48

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Solution

The fourth proportional to 37,151.69, 51,269.32 and 21,236.48 is: 29,306.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    37,151.69 : 51,269.32 = 21,236.48 : x
  2. Step 2: Convert to fraction form
    37,151.69/51,269.32 = 21,236.48/x
  3. Step 3: Cross multiply
    37,151.69x = 51,269.32 × 21,236.48
  4. Step 4: Simplify right side
    37,151.69x = 1,088,779,888.79
  5. Step 5: Solve for x
    x = 1,088,779,888.79/37,151.69
  6. Step 6: Final answer
    x = 29,306.34

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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.