Home / 37,661.06-51,970.53-20,664.93

Finding the Fourth Proportional to 37,661.06, 51,970.53 and 20,664.93

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Solution

The fourth proportional to 37,661.06, 51,970.53 and 20,664.93 is: 28,516.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    37,661.06 : 51,970.53 = 20,664.93 : x
  2. Step 2: Convert to fraction form
    37,661.06/51,970.53 = 20,664.93/x
  3. Step 3: Cross multiply
    37,661.06x = 51,970.53 × 20,664.93
  4. Step 4: Simplify right side
    37,661.06x = 1,073,967,364.51
  5. Step 5: Solve for x
    x = 1,073,967,364.51/37,661.06
  6. Step 6: Final answer
    x = 28,516.65

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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.