Home / 39,342.02-54,291.30-21,437.18

Finding the Fourth Proportional to 39,342.02, 54,291.30 and 21,437.18

Calculator

Solution

The fourth proportional to 39,342.02, 54,291.30 and 21,437.18 is: 29,582.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,342.02 : 54,291.30 = 21,437.18 : x
  2. Step 2: Convert to fraction form
    39,342.02/54,291.30 = 21,437.18/x
  3. Step 3: Cross multiply
    39,342.02x = 54,291.30 × 21,437.18
  4. Step 4: Simplify right side
    39,342.02x = 1,163,852,370.53
  5. Step 5: Solve for x
    x = 1,163,852,370.53/39,342.02
  6. Step 6: Final answer
    x = 29,582.93

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.