Home / 34,224.76-47,231.74-18,913.46

Finding the Fourth Proportional to 34,224.76, 47,231.74 and 18,913.46

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Solution

The fourth proportional to 34,224.76, 47,231.74 and 18,913.46 is: 26,101.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    34,224.76 : 47,231.74 = 18,913.46 : x
  2. Step 2: Convert to fraction form
    34,224.76/47,231.74 = 18,913.46/x
  3. Step 3: Cross multiply
    34,224.76x = 47,231.74 × 18,913.46
  4. Step 4: Simplify right side
    34,224.76x = 893,315,625.22
  5. Step 5: Solve for x
    x = 893,315,625.22/34,224.76
  6. Step 6: Final answer
    x = 26,101.44

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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.