Home / 25,475.40-38,140.20-25,475.40

Finding the Fourth Proportional to 25,475.40, 38,140.20 and 25,475.40

Calculator

Solution

The fourth proportional to 25,475.40, 38,140.20 and 25,475.40 is: 38,140.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,475.40 : 38,140.20 = 25,475.40 : x
  2. Step 2: Convert to fraction form
    25,475.40/38,140.20 = 25,475.40/x
  3. Step 3: Cross multiply
    25,475.40x = 38,140.20 × 25,475.40
  4. Step 4: Simplify right side
    25,475.40x = 971,636,851.08
  5. Step 5: Solve for x
    x = 971,636,851.08/25,475.40
  6. Step 6: Final answer
    x = 38,140.20

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.