Home / 31,596.69-43,599.23-18,851.34

Finding the Fourth Proportional to 31,596.69, 43,599.23 and 18,851.34

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Solution

The fourth proportional to 31,596.69, 43,599.23 and 18,851.34 is: 26,012.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,596.69 : 43,599.23 = 18,851.34 : x
  2. Step 2: Convert to fraction form
    31,596.69/43,599.23 = 18,851.34/x
  3. Step 3: Cross multiply
    31,596.69x = 43,599.23 × 18,851.34
  4. Step 4: Simplify right side
    31,596.69x = 821,903,955.60
  5. Step 5: Solve for x
    x = 821,903,955.60/31,596.69
  6. Step 6: Final answer
    x = 26,012.34

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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.