Home / 42,747.48-64,121.23-11,582.73

Finding the Fourth Proportional to 42,747.48, 64,121.23 and 11,582.73

Calculator

Solution

The fourth proportional to 42,747.48, 64,121.23 and 11,582.73 is: 17,374.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    42,747.48 : 64,121.23 = 11,582.73 : x
  2. Step 2: Convert to fraction form
    42,747.48/64,121.23 = 11,582.73/x
  3. Step 3: Cross multiply
    42,747.48x = 64,121.23 × 11,582.73
  4. Step 4: Simplify right side
    42,747.48x = 742,698,894.36
  5. Step 5: Solve for x
    x = 742,698,894.36/42,747.48
  6. Step 6: Final answer
    x = 17,374.10

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.