Home / 57,777.40-86,666.10-18,337.60

Finding the Fourth Proportional to 57,777.40, 86,666.10 and 18,337.60

Calculator

Solution

The fourth proportional to 57,777.40, 86,666.10 and 18,337.60 is: 27,506.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    57,777.40 : 86,666.10 = 18,337.60 : x
  2. Step 2: Convert to fraction form
    57,777.40/86,666.10 = 18,337.60/x
  3. Step 3: Cross multiply
    57,777.40x = 86,666.10 × 18,337.60
  4. Step 4: Simplify right side
    57,777.40x = 1,589,248,275.36
  5. Step 5: Solve for x
    x = 1,589,248,275.36/57,777.40
  6. Step 6: Final answer
    x = 27,506.40

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.