Home / 37,287.64-55,929.63-13,912.25

Finding the Fourth Proportional to 37,287.64, 55,929.63 and 13,912.25

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Solution

The fourth proportional to 37,287.64, 55,929.63 and 13,912.25 is: 20,867.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    37,287.64 : 55,929.63 = 13,912.25 : x
  2. Step 2: Convert to fraction form
    37,287.64/55,929.63 = 13,912.25/x
  3. Step 3: Cross multiply
    37,287.64x = 55,929.63 × 13,912.25
  4. Step 4: Simplify right side
    37,287.64x = 778,106,994.97
  5. Step 5: Solve for x
    x = 778,106,994.97/37,287.64
  6. Step 6: Final answer
    x = 20,867.70

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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.