Home / 28,619.84-43,110.14-26,870.24

Finding the Fourth Proportional to 28,619.84, 43,110.14 and 26,870.24

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Solution

The fourth proportional to 28,619.84, 43,110.14 and 26,870.24 is: 40,474.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,619.84 : 43,110.14 = 26,870.24 : x
  2. Step 2: Convert to fraction form
    28,619.84/43,110.14 = 26,870.24/x
  3. Step 3: Cross multiply
    28,619.84x = 43,110.14 × 26,870.24
  4. Step 4: Simplify right side
    28,619.84x = 1,158,379,808.23
  5. Step 5: Solve for x
    x = 1,158,379,808.23/28,619.84
  6. Step 6: Final answer
    x = 40,474.71

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.51) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.