Home / 32,954.45-45,485.33-18,815.49

Finding the Fourth Proportional to 32,954.45, 45,485.33 and 18,815.49

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Solution

The fourth proportional to 32,954.45, 45,485.33 and 18,815.49 is: 25,970.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    32,954.45 : 45,485.33 = 18,815.49 : x
  2. Step 2: Convert to fraction form
    32,954.45/45,485.33 = 18,815.49/x
  3. Step 3: Cross multiply
    32,954.45x = 45,485.33 × 18,815.49
  4. Step 4: Simplify right side
    32,954.45x = 855,828,677.68
  5. Step 5: Solve for x
    x = 855,828,677.68/32,954.45
  6. Step 6: Final answer
    x = 25,970.05

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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.