Home / 27,762.77-38,312.51-15,015.97

Finding the Fourth Proportional to 27,762.77, 38,312.51 and 15,015.97

Calculator

Solution

The fourth proportional to 27,762.77, 38,312.51 and 15,015.97 is: 20,721.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,762.77 : 38,312.51 = 15,015.97 : x
  2. Step 2: Convert to fraction form
    27,762.77/38,312.51 = 15,015.97/x
  3. Step 3: Cross multiply
    27,762.77x = 38,312.51 × 15,015.97
  4. Step 4: Simplify right side
    27,762.77x = 575,299,558.06
  5. Step 5: Solve for x
    x = 575,299,558.06/27,762.77
  6. Step 6: Final answer
    x = 20,721.98

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.