Home / 32,880.21-45,368.93-19,446.57

Finding the Fourth Proportional to 32,880.21, 45,368.93 and 19,446.57

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Solution

The fourth proportional to 32,880.21, 45,368.93 and 19,446.57 is: 26,832.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    32,880.21 : 45,368.93 = 19,446.57 : x
  2. Step 2: Convert to fraction form
    32,880.21/45,368.93 = 19,446.57/x
  3. Step 3: Cross multiply
    32,880.21x = 45,368.93 × 19,446.57
  4. Step 4: Simplify right side
    32,880.21x = 882,269,975.84
  5. Step 5: Solve for x
    x = 882,269,975.84/32,880.21
  6. Step 6: Final answer
    x = 26,832.86

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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.