Home / 16,854.51-25,282.40-4,374.21

Finding the Fourth Proportional to 16,854.51, 25,282.40 and 4,374.21

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Solution

The fourth proportional to 16,854.51, 25,282.40 and 4,374.21 is: 6,561.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,854.51 : 25,282.40 = 4,374.21 : x
  2. Step 2: Convert to fraction form
    16,854.51/25,282.40 = 4,374.21/x
  3. Step 3: Cross multiply
    16,854.51x = 25,282.40 × 4,374.21
  4. Step 4: Simplify right side
    16,854.51x = 110,590,526.90
  5. Step 5: Solve for x
    x = 110,590,526.90/16,854.51
  6. Step 6: Final answer
    x = 6,561.48

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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.