Home / 28,777.96-39,715.38-17,448.46

Finding the Fourth Proportional to 28,777.96, 39,715.38 and 17,448.46

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Solution

The fourth proportional to 28,777.96, 39,715.38 and 17,448.46 is: 24,079.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,777.96 : 39,715.38 = 17,448.46 : x
  2. Step 2: Convert to fraction form
    28,777.96/39,715.38 = 17,448.46/x
  3. Step 3: Cross multiply
    28,777.96x = 39,715.38 × 17,448.46
  4. Step 4: Simplify right side
    28,777.96x = 692,972,219.31
  5. Step 5: Solve for x
    x = 692,972,219.31/28,777.96
  6. Step 6: Final answer
    x = 24,079.96

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1.5x scale

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.