Home / 51,386.49-70,904.43-28,724.58

Finding the Fourth Proportional to 51,386.49, 70,904.43 and 28,724.58

Calculator

Solution

The fourth proportional to 51,386.49, 70,904.43 and 28,724.58 is: 39,634.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    51,386.49 : 70,904.43 = 28,724.58 : x
  2. Step 2: Convert to fraction form
    51,386.49/70,904.43 = 28,724.58/x
  3. Step 3: Cross multiply
    51,386.49x = 70,904.43 × 28,724.58
  4. Step 4: Simplify right side
    51,386.49x = 2,036,699,971.89
  5. Step 5: Solve for x
    x = 2,036,699,971.89/51,386.49
  6. Step 6: Final answer
    x = 39,634.93

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.