Home / 38,986.08-53,809.14-24,636.78

Finding the Fourth Proportional to 38,986.08, 53,809.14 and 24,636.78

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Solution

The fourth proportional to 38,986.08, 53,809.14 and 24,636.78 is: 34,004.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,986.08 : 53,809.14 = 24,636.78 : x
  2. Step 2: Convert to fraction form
    38,986.08/53,809.14 = 24,636.78/x
  3. Step 3: Cross multiply
    38,986.08x = 53,809.14 × 24,636.78
  4. Step 4: Simplify right side
    38,986.08x = 1,325,683,980.02
  5. Step 5: Solve for x
    x = 1,325,683,980.02/38,986.08
  6. Step 6: Final answer
    x = 34,004.03

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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.