Home / 26,831.51-37,019.93-16,770.16

Finding the Fourth Proportional to 26,831.51, 37,019.93 and 16,770.16

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Solution

The fourth proportional to 26,831.51, 37,019.93 and 16,770.16 is: 23,138.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,831.51 : 37,019.93 = 16,770.16 : x
  2. Step 2: Convert to fraction form
    26,831.51/37,019.93 = 16,770.16/x
  3. Step 3: Cross multiply
    26,831.51x = 37,019.93 × 16,770.16
  4. Step 4: Simplify right side
    26,831.51x = 620,830,149.29
  5. Step 5: Solve for x
    x = 620,830,149.29/26,831.51
  6. Step 6: Final answer
    x = 23,138.10

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.