Home / 17,770.08-26,646.42-10,376.40

Finding the Fourth Proportional to 17,770.08, 26,646.42 and 10,376.40

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Solution

The fourth proportional to 17,770.08, 26,646.42 and 10,376.40 is: 15,559.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,770.08 : 26,646.42 = 10,376.40 : x
  2. Step 2: Convert to fraction form
    17,770.08/26,646.42 = 10,376.40/x
  3. Step 3: Cross multiply
    17,770.08x = 26,646.42 × 10,376.40
  4. Step 4: Simplify right side
    17,770.08x = 276,493,912.49
  5. Step 5: Solve for x
    x = 276,493,912.49/17,770.08
  6. Step 6: Final answer
    x = 15,559.52

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1.5x scale

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.