Home / 19,702.05-29,553.07-6,554.40

Finding the Fourth Proportional to 19,702.05, 29,553.07 and 6,554.40

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Solution

The fourth proportional to 19,702.05, 29,553.07 and 6,554.40 is: 9,831.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,702.05 : 29,553.07 = 6,554.40 : x
  2. Step 2: Convert to fraction form
    19,702.05/29,553.07 = 6,554.40/x
  3. Step 3: Cross multiply
    19,702.05x = 29,553.07 × 6,554.40
  4. Step 4: Simplify right side
    19,702.05x = 193,702,642.01
  5. Step 5: Solve for x
    x = 193,702,642.01/19,702.05
  6. Step 6: Final answer
    x = 9,831.60

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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.