Home / 28,842.85-39,803.52-16,903.18

Finding the Fourth Proportional to 28,842.85, 39,803.52 and 16,903.18

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Solution

The fourth proportional to 28,842.85, 39,803.52 and 16,903.18 is: 23,326.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,842.85 : 39,803.52 = 16,903.18 : x
  2. Step 2: Convert to fraction form
    28,842.85/39,803.52 = 16,903.18/x
  3. Step 3: Cross multiply
    28,842.85x = 39,803.52 × 16,903.18
  4. Step 4: Simplify right side
    28,842.85x = 672,806,063.19
  5. Step 5: Solve for x
    x = 672,806,063.19/28,842.85
  6. Step 6: Final answer
    x = 23,326.62

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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.