Home / 26,761.76-40,112.57-12,710.28

Finding the Fourth Proportional to 26,761.76, 40,112.57 and 12,710.28

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Solution

The fourth proportional to 26,761.76, 40,112.57 and 12,710.28 is: 19,051.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,761.76 : 40,112.57 = 12,710.28 : x
  2. Step 2: Convert to fraction form
    26,761.76/40,112.57 = 12,710.28/x
  3. Step 3: Cross multiply
    26,761.76x = 40,112.57 × 12,710.28
  4. Step 4: Simplify right side
    26,761.76x = 509,842,106.92
  5. Step 5: Solve for x
    x = 509,842,106.92/26,761.76
  6. Step 6: Final answer
    x = 19,051.14

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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.