Home / 19,405.40-29,089.32-6,248.84

Finding the Fourth Proportional to 19,405.40, 29,089.32 and 6,248.84

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Solution

The fourth proportional to 19,405.40, 29,089.32 and 6,248.84 is: 9,367.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,405.40 : 29,089.32 = 6,248.84 : x
  2. Step 2: Convert to fraction form
    19,405.40/29,089.32 = 6,248.84/x
  3. Step 3: Cross multiply
    19,405.40x = 29,089.32 × 6,248.84
  4. Step 4: Simplify right side
    19,405.40x = 181,774,506.39
  5. Step 5: Solve for x
    x = 181,774,506.39/19,405.40
  6. Step 6: Final answer
    x = 9,367.21

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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.