Home / 37,050.72-51,130.80-20,284.80

Finding the Fourth Proportional to 37,050.72, 51,130.80 and 20,284.80

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Solution

The fourth proportional to 37,050.72, 51,130.80 and 20,284.80 is: 27,993.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    37,050.72 : 51,130.80 = 20,284.80 : x
  2. Step 2: Convert to fraction form
    37,050.72/51,130.80 = 20,284.80/x
  3. Step 3: Cross multiply
    37,050.72x = 51,130.80 × 20,284.80
  4. Step 4: Simplify right side
    37,050.72x = 1,037,178,051.84
  5. Step 5: Solve for x
    x = 1,037,178,051.84/37,050.72
  6. Step 6: Final answer
    x = 27,993.47

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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.