Home / 38,701.40-58,055.74-10,621.83

Finding the Fourth Proportional to 38,701.40, 58,055.74 and 10,621.83

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Solution

The fourth proportional to 38,701.40, 58,055.74 and 10,621.83 is: 15,933.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,701.40 : 58,055.74 = 10,621.83 : x
  2. Step 2: Convert to fraction form
    38,701.40/58,055.74 = 10,621.83/x
  3. Step 3: Cross multiply
    38,701.40x = 58,055.74 × 10,621.83
  4. Step 4: Simplify right side
    38,701.40x = 616,658,391.96
  5. Step 5: Solve for x
    x = 616,658,391.96/38,701.40
  6. Step 6: Final answer
    x = 15,933.75

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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.