Home / 30,634.36-45,917.09-15,599.29

Finding the Fourth Proportional to 30,634.36, 45,917.09 and 15,599.29

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Solution

The fourth proportional to 30,634.36, 45,917.09 and 15,599.29 is: 23,381.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,634.36 : 45,917.09 = 15,599.29 : x
  2. Step 2: Convert to fraction form
    30,634.36/45,917.09 = 15,599.29/x
  3. Step 3: Cross multiply
    30,634.36x = 45,917.09 × 15,599.29
  4. Step 4: Simplify right side
    30,634.36x = 716,273,695.28
  5. Step 5: Solve for x
    x = 716,273,695.28/30,634.36
  6. Step 6: Final answer
    x = 23,381.39

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.