Home / 23,167.81-31,971.65-12,557.49

Finding the Fourth Proportional to 23,167.81, 31,971.65 and 12,557.49

Calculator

Solution

The fourth proportional to 23,167.81, 31,971.65 and 12,557.49 is: 17,329.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    23,167.81 : 31,971.65 = 12,557.49 : x
  2. Step 2: Convert to fraction form
    23,167.81/31,971.65 = 12,557.49/x
  3. Step 3: Cross multiply
    23,167.81x = 31,971.65 × 12,557.49
  4. Step 4: Simplify right side
    23,167.81x = 401,483,579.53
  5. Step 5: Solve for x
    x = 401,483,579.53/23,167.81
  6. Step 6: Final answer
    x = 17,329.37

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.