Home / 26,981.07-40,471.47-7,258.02

Finding the Fourth Proportional to 26,981.07, 40,471.47 and 7,258.02

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Solution

The fourth proportional to 26,981.07, 40,471.47 and 7,258.02 is: 10,886.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,981.07 : 40,471.47 = 7,258.02 : x
  2. Step 2: Convert to fraction form
    26,981.07/40,471.47 = 7,258.02/x
  3. Step 3: Cross multiply
    26,981.07x = 40,471.47 × 7,258.02
  4. Step 4: Simplify right side
    26,981.07x = 293,742,738.69
  5. Step 5: Solve for x
    x = 293,742,738.69/26,981.07
  6. Step 6: Final answer
    x = 10,886.99

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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.