Home / 32,664.66-45,075.87-18,518.34

Finding the Fourth Proportional to 32,664.66, 45,075.87 and 18,518.34

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Solution

The fourth proportional to 32,664.66, 45,075.87 and 18,518.34 is: 25,554.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    32,664.66 : 45,075.87 = 18,518.34 : x
  2. Step 2: Convert to fraction form
    32,664.66/45,075.87 = 18,518.34/x
  3. Step 3: Cross multiply
    32,664.66x = 45,075.87 × 18,518.34
  4. Step 4: Simplify right side
    32,664.66x = 834,730,286.46
  5. Step 5: Solve for x
    x = 834,730,286.46/32,664.66
  6. Step 6: Final answer
    x = 25,554.54

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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.