Home / 37,412.74-56,129.36-18,670.15

Finding the Fourth Proportional to 37,412.74, 56,129.36 and 18,670.15

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Solution

The fourth proportional to 37,412.74, 56,129.36 and 18,670.15 is: 28,010.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    37,412.74 : 56,129.36 = 18,670.15 : x
  2. Step 2: Convert to fraction form
    37,412.74/56,129.36 = 18,670.15/x
  3. Step 3: Cross multiply
    37,412.74x = 56,129.36 × 18,670.15
  4. Step 4: Simplify right side
    37,412.74x = 1,047,943,231.69
  5. Step 5: Solve for x
    x = 1,047,943,231.69/37,412.74
  6. Step 6: Final answer
    x = 28,010.33

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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.