Home / 28,205.07-38,898.15-17,448.24

Finding the Fourth Proportional to 28,205.07, 38,898.15 and 17,448.24

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Solution

The fourth proportional to 28,205.07, 38,898.15 and 17,448.24 is: 24,063.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,205.07 : 38,898.15 = 17,448.24 : x
  2. Step 2: Convert to fraction form
    28,205.07/38,898.15 = 17,448.24/x
  3. Step 3: Cross multiply
    28,205.07x = 38,898.15 × 17,448.24
  4. Step 4: Simplify right side
    28,205.07x = 678,704,131.67
  5. Step 5: Solve for x
    x = 678,704,131.67/28,205.07
  6. Step 6: Final answer
    x = 24,063.19

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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.