Home / 26,528.70-39,792.48-7,808.28

Finding the Fourth Proportional to 26,528.70, 39,792.48 and 7,808.28

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Solution

The fourth proportional to 26,528.70, 39,792.48 and 7,808.28 is: 11,712.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,528.70 : 39,792.48 = 7,808.28 : x
  2. Step 2: Convert to fraction form
    26,528.70/39,792.48 = 7,808.28/x
  3. Step 3: Cross multiply
    26,528.70x = 39,792.48 × 7,808.28
  4. Step 4: Simplify right side
    26,528.70x = 310,710,825.73
  5. Step 5: Solve for x
    x = 310,710,825.73/26,528.70
  6. Step 6: Final answer
    x = 11,712.25

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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.