Home / 35,021.19-48,328.28-19,105.63

Finding the Fourth Proportional to 35,021.19, 48,328.28 and 19,105.63

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Solution

The fourth proportional to 35,021.19, 48,328.28 and 19,105.63 is: 26,365.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    35,021.19 : 48,328.28 = 19,105.63 : x
  2. Step 2: Convert to fraction form
    35,021.19/48,328.28 = 19,105.63/x
  3. Step 3: Cross multiply
    35,021.19x = 48,328.28 × 19,105.63
  4. Step 4: Simplify right side
    35,021.19x = 923,342,140.69
  5. Step 5: Solve for x
    x = 923,342,140.69/35,021.19
  6. Step 6: Final answer
    x = 26,365.25

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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.