Home / 30,506.16-42,099.30-17,077.35

Finding the Fourth Proportional to 30,506.16, 42,099.30 and 17,077.35

Calculator

Solution

The fourth proportional to 30,506.16, 42,099.30 and 17,077.35 is: 23,567.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,506.16 : 42,099.30 = 17,077.35 : x
  2. Step 2: Convert to fraction form
    30,506.16/42,099.30 = 17,077.35/x
  3. Step 3: Cross multiply
    30,506.16x = 42,099.30 × 17,077.35
  4. Step 4: Simplify right side
    30,506.16x = 718,944,480.86
  5. Step 5: Solve for x
    x = 718,944,480.86/30,506.16
  6. Step 6: Final answer
    x = 23,567.19

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.