Home / 31,026-42,798.48-19,087

Finding the Fourth Proportional to 31,026, 42,798.48 and 19,087

Calculator

Solution

The fourth proportional to 31,026, 42,798.48 and 19,087 is: 26,329.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,026 : 42,798.48 = 19,087 : x
  2. Step 2: Convert to fraction form
    31,026/42,798.48 = 19,087/x
  3. Step 3: Cross multiply
    31,026x = 42,798.48 × 19,087
  4. Step 4: Simplify right side
    31,026x = 816,894,587.76
  5. Step 5: Solve for x
    x = 816,894,587.76/31,026
  6. Step 6: Final answer
    x = 26,329.36

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.