Home / 17,886.84-26,830.44-4,740.54

Finding the Fourth Proportional to 17,886.84, 26,830.44 and 4,740.54

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Solution

The fourth proportional to 17,886.84, 26,830.44 and 4,740.54 is: 7,110.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,886.84 : 26,830.44 = 4,740.54 : x
  2. Step 2: Convert to fraction form
    17,886.84/26,830.44 = 4,740.54/x
  3. Step 3: Cross multiply
    17,886.84x = 26,830.44 × 4,740.54
  4. Step 4: Simplify right side
    17,886.84x = 127,190,774.04
  5. Step 5: Solve for x
    x = 127,190,774.04/17,886.84
  6. Step 6: Final answer
    x = 7,110.86

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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.