Home / 56,873.25-78,489.51-31,384.65

Finding the Fourth Proportional to 56,873.25, 78,489.51 and 31,384.65

Calculator

Solution

The fourth proportional to 56,873.25, 78,489.51 and 31,384.65 is: 43,313.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    56,873.25 : 78,489.51 = 31,384.65 : x
  2. Step 2: Convert to fraction form
    56,873.25/78,489.51 = 31,384.65/x
  3. Step 3: Cross multiply
    56,873.25x = 78,489.51 × 31,384.65
  4. Step 4: Simplify right side
    56,873.25x = 2,463,365,800.02
  5. Step 5: Solve for x
    x = 2,463,365,800.02/56,873.25
  6. Step 6: Final answer
    x = 43,313.26

Related Problems

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.