Home / 32,938.80-49,409.88-18,895.08

Finding the Fourth Proportional to 32,938.80, 49,409.88 and 18,895.08

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Solution

The fourth proportional to 32,938.80, 49,409.88 and 18,895.08 is: 28,343.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    32,938.80 : 49,409.88 = 18,895.08 : x
  2. Step 2: Convert to fraction form
    32,938.80/49,409.88 = 18,895.08/x
  3. Step 3: Cross multiply
    32,938.80x = 49,409.88 × 18,895.08
  4. Step 4: Simplify right side
    32,938.80x = 933,603,635.39
  5. Step 5: Solve for x
    x = 933,603,635.39/32,938.80
  6. Step 6: Final answer
    x = 28,343.58

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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.