Home / 30,325.40-41,852.13-16,898.84

Finding the Fourth Proportional to 30,325.40, 41,852.13 and 16,898.84

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Solution

The fourth proportional to 30,325.40, 41,852.13 and 16,898.84 is: 23,322.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,325.40 : 41,852.13 = 16,898.84 : x
  2. Step 2: Convert to fraction form
    30,325.40/41,852.13 = 16,898.84/x
  3. Step 3: Cross multiply
    30,325.40x = 41,852.13 × 16,898.84
  4. Step 4: Simplify right side
    30,325.40x = 707,252,448.53
  5. Step 5: Solve for x
    x = 707,252,448.53/30,325.40
  6. Step 6: Final answer
    x = 23,322.11

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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.