Home / 28,933.15-43,403.21-10,209.34

Finding the Fourth Proportional to 28,933.15, 43,403.21 and 10,209.34

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Solution

The fourth proportional to 28,933.15, 43,403.21 and 10,209.34 is: 15,315.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,933.15 : 43,403.21 = 10,209.34 : x
  2. Step 2: Convert to fraction form
    28,933.15/43,403.21 = 10,209.34/x
  3. Step 3: Cross multiply
    28,933.15x = 43,403.21 × 10,209.34
  4. Step 4: Simplify right side
    28,933.15x = 443,118,127.98
  5. Step 5: Solve for x
    x = 443,118,127.98/28,933.15
  6. Step 6: Final answer
    x = 15,315.24

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1.5x scale

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.