Home / 37,009.58-51,073.76-20,877.64

Finding the Fourth Proportional to 37,009.58, 51,073.76 and 20,877.64

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Solution

The fourth proportional to 37,009.58, 51,073.76 and 20,877.64 is: 28,811.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    37,009.58 : 51,073.76 = 20,877.64 : x
  2. Step 2: Convert to fraction form
    37,009.58/51,073.76 = 20,877.64/x
  3. Step 3: Cross multiply
    37,009.58x = 51,073.76 × 20,877.64
  4. Step 4: Simplify right side
    37,009.58x = 1,066,299,499.24
  5. Step 5: Solve for x
    x = 1,066,299,499.24/37,009.58
  6. Step 6: Final answer
    x = 28,811.45

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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.