Home / 17,887.14-26,831.22-4,739.51

Finding the Fourth Proportional to 17,887.14, 26,831.22 and 4,739.51

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Solution

The fourth proportional to 17,887.14, 26,831.22 and 4,739.51 is: 7,109.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,887.14 : 26,831.22 = 4,739.51 : x
  2. Step 2: Convert to fraction form
    17,887.14/26,831.22 = 4,739.51/x
  3. Step 3: Cross multiply
    17,887.14x = 26,831.22 × 4,739.51
  4. Step 4: Simplify right side
    17,887.14x = 127,166,884.81
  5. Step 5: Solve for x
    x = 127,166,884.81/17,887.14
  6. Step 6: Final answer
    x = 7,109.40

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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.