Home / 37,895.76-56,835-19,170.36

Finding the Fourth Proportional to 37,895.76, 56,835 and 19,170.36

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Solution

The fourth proportional to 37,895.76, 56,835 and 19,170.36 is: 28,751.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    37,895.76 : 56,835 = 19,170.36 : x
  2. Step 2: Convert to fraction form
    37,895.76/56,835 = 19,170.36/x
  3. Step 3: Cross multiply
    37,895.76x = 56,835 × 19,170.36
  4. Step 4: Simplify right side
    37,895.76x = 1,089,547,410.60
  5. Step 5: Solve for x
    x = 1,089,547,410.60/37,895.76
  6. Step 6: Final answer
    x = 28,751.17

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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.