Home / 34,784.74-48,003-18,869.26

Finding the Fourth Proportional to 34,784.74, 48,003 and 18,869.26

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Solution

The fourth proportional to 34,784.74, 48,003 and 18,869.26 is: 26,039.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    34,784.74 : 48,003 = 18,869.26 : x
  2. Step 2: Convert to fraction form
    34,784.74/48,003 = 18,869.26/x
  3. Step 3: Cross multiply
    34,784.74x = 48,003 × 18,869.26
  4. Step 4: Simplify right side
    34,784.74x = 905,781,087.78
  5. Step 5: Solve for x
    x = 905,781,087.78/34,784.74
  6. Step 6: Final answer
    x = 26,039.61

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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.