Home / 28,663.71-43,000.62-8,937.36

Finding the Fourth Proportional to 28,663.71, 43,000.62 and 8,937.36

Calculator

Solution

The fourth proportional to 28,663.71, 43,000.62 and 8,937.36 is: 13,407.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,663.71 : 43,000.62 = 8,937.36 : x
  2. Step 2: Convert to fraction form
    28,663.71/43,000.62 = 8,937.36/x
  3. Step 3: Cross multiply
    28,663.71x = 43,000.62 × 8,937.36
  4. Step 4: Simplify right side
    28,663.71x = 384,312,021.16
  5. Step 5: Solve for x
    x = 384,312,021.16/28,663.71
  6. Step 6: Final answer
    x = 13,407.62

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.