Home / 42,495.65-63,747.48-12,509.91

Finding the Fourth Proportional to 42,495.65, 63,747.48 and 12,509.91

Calculator

Solution

The fourth proportional to 42,495.65, 63,747.48 and 12,509.91 is: 18,766.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    42,495.65 : 63,747.48 = 12,509.91 : x
  2. Step 2: Convert to fraction form
    42,495.65/63,747.48 = 12,509.91/x
  3. Step 3: Cross multiply
    42,495.65x = 63,747.48 × 12,509.91
  4. Step 4: Simplify right side
    42,495.65x = 797,475,237.53
  5. Step 5: Solve for x
    x = 797,475,237.53/42,495.65
  6. Step 6: Final answer
    x = 18,766.04

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.