Home / 14,068.08-19,412.88-7,780.32

Finding the Fourth Proportional to 14,068.08, 19,412.88 and 7,780.32

Calculator

Solution

The fourth proportional to 14,068.08, 19,412.88 and 7,780.32 is: 10,736.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,068.08 : 19,412.88 = 7,780.32 : x
  2. Step 2: Convert to fraction form
    14,068.08/19,412.88 = 7,780.32/x
  3. Step 3: Cross multiply
    14,068.08x = 19,412.88 × 7,780.32
  4. Step 4: Simplify right side
    14,068.08x = 151,038,418.52
  5. Step 5: Solve for x
    x = 151,038,418.52/14,068.08
  6. Step 6: Final answer
    x = 10,736.25

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.