Home / 27,376.71-37,779.77-15,439.98

Finding the Fourth Proportional to 27,376.71, 37,779.77 and 15,439.98

Calculator

Solution

The fourth proportional to 27,376.71, 37,779.77 and 15,439.98 is: 21,307.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,376.71 : 37,779.77 = 15,439.98 : x
  2. Step 2: Convert to fraction form
    27,376.71/37,779.77 = 15,439.98/x
  3. Step 3: Cross multiply
    27,376.71x = 37,779.77 × 15,439.98
  4. Step 4: Simplify right side
    27,376.71x = 583,318,816.00
  5. Step 5: Solve for x
    x = 583,318,816.00/27,376.71
  6. Step 6: Final answer
    x = 21,307.12

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.