Home / 38,863.20-58,323.60-15,506.40

Finding the Fourth Proportional to 38,863.20, 58,323.60 and 15,506.40

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Solution

The fourth proportional to 38,863.20, 58,323.60 and 15,506.40 is: 23,271.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,863.20 : 58,323.60 = 15,506.40 : x
  2. Step 2: Convert to fraction form
    38,863.20/58,323.60 = 15,506.40/x
  3. Step 3: Cross multiply
    38,863.20x = 58,323.60 × 15,506.40
  4. Step 4: Simplify right side
    38,863.20x = 904,389,071.04
  5. Step 5: Solve for x
    x = 904,389,071.04/38,863.20
  6. Step 6: Final answer
    x = 23,271.09

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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.