Home / 46,783.56-70,185.87-15,618

Finding the Fourth Proportional to 46,783.56, 70,185.87 and 15,618

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Solution

The fourth proportional to 46,783.56, 70,185.87 and 15,618 is: 23,430.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    46,783.56 : 70,185.87 = 15,618 : x
  2. Step 2: Convert to fraction form
    46,783.56/70,185.87 = 15,618/x
  3. Step 3: Cross multiply
    46,783.56x = 70,185.87 × 15,618
  4. Step 4: Simplify right side
    46,783.56x = 1,096,162,917.66
  5. Step 5: Solve for x
    x = 1,096,162,917.66/46,783.56
  6. Step 6: Final answer
    x = 23,430.52

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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.