Home / 25,667.20-35,400.40-15,595.39

Finding the Fourth Proportional to 25,667.20, 35,400.40 and 15,595.39

Calculator

Solution

The fourth proportional to 25,667.20, 35,400.40 and 15,595.39 is: 21,509.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,667.20 : 35,400.40 = 15,595.39 : x
  2. Step 2: Convert to fraction form
    25,667.20/35,400.40 = 15,595.39/x
  3. Step 3: Cross multiply
    25,667.20x = 35,400.40 × 15,595.39
  4. Step 4: Simplify right side
    25,667.20x = 552,083,044.16
  5. Step 5: Solve for x
    x = 552,083,044.16/25,667.20
  6. Step 6: Final answer
    x = 21,509.28

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.