Home / 16,842.90-25,270.31-7,482.07

Finding the Fourth Proportional to 16,842.90, 25,270.31 and 7,482.07

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Solution

The fourth proportional to 16,842.90, 25,270.31 and 7,482.07 is: 11,225.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,842.90 : 25,270.31 = 7,482.07 : x
  2. Step 2: Convert to fraction form
    16,842.90/25,270.31 = 7,482.07/x
  3. Step 3: Cross multiply
    16,842.90x = 25,270.31 × 7,482.07
  4. Step 4: Simplify right side
    16,842.90x = 189,074,278.63
  5. Step 5: Solve for x
    x = 189,074,278.63/16,842.90
  6. Step 6: Final answer
    x = 11,225.75

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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.