Home / 42,955.68-64,399.50-19,569.36

Finding the Fourth Proportional to 42,955.68, 64,399.50 and 19,569.36

Calculator

Solution

The fourth proportional to 42,955.68, 64,399.50 and 19,569.36 is: 29,338.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    42,955.68 : 64,399.50 = 19,569.36 : x
  2. Step 2: Convert to fraction form
    42,955.68/64,399.50 = 19,569.36/x
  3. Step 3: Cross multiply
    42,955.68x = 64,399.50 × 19,569.36
  4. Step 4: Simplify right side
    42,955.68x = 1,260,256,999.32
  5. Step 5: Solve for x
    x = 1,260,256,999.32/42,955.68
  6. Step 6: Final answer
    x = 29,338.54

Related Problems

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.