Home / 28,574.58-39,426.54-17,245.92

Finding the Fourth Proportional to 28,574.58, 39,426.54 and 17,245.92

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Solution

The fourth proportional to 28,574.58, 39,426.54 and 17,245.92 is: 23,795.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,574.58 : 39,426.54 = 17,245.92 : x
  2. Step 2: Convert to fraction form
    28,574.58/39,426.54 = 17,245.92/x
  3. Step 3: Cross multiply
    28,574.58x = 39,426.54 × 17,245.92
  4. Step 4: Simplify right side
    28,574.58x = 679,946,954.72
  5. Step 5: Solve for x
    x = 679,946,954.72/28,574.58
  6. Step 6: Final answer
    x = 23,795.52

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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.