Home / 28,503.12-42,756.12-8,795.16

Finding the Fourth Proportional to 28,503.12, 42,756.12 and 8,795.16

Calculator

Solution

The fourth proportional to 28,503.12, 42,756.12 and 8,795.16 is: 13,193.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,503.12 : 42,756.12 = 8,795.16 : x
  2. Step 2: Convert to fraction form
    28,503.12/42,756.12 = 8,795.16/x
  3. Step 3: Cross multiply
    28,503.12x = 42,756.12 × 8,795.16
  4. Step 4: Simplify right side
    28,503.12x = 376,046,916.38
  5. Step 5: Solve for x
    x = 376,046,916.38/28,503.12
  6. Step 6: Final answer
    x = 13,193.18

Related Problems

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.