Home / 39,615.63-54,669.60-23,703.86

Finding the Fourth Proportional to 39,615.63, 54,669.60 and 23,703.86

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Solution

The fourth proportional to 39,615.63, 54,669.60 and 23,703.86 is: 32,711.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,615.63 : 54,669.60 = 23,703.86 : x
  2. Step 2: Convert to fraction form
    39,615.63/54,669.60 = 23,703.86/x
  3. Step 3: Cross multiply
    39,615.63x = 54,669.60 × 23,703.86
  4. Step 4: Simplify right side
    39,615.63x = 1,295,880,271.31
  5. Step 5: Solve for x
    x = 1,295,880,271.31/39,615.63
  6. Step 6: Final answer
    x = 32,711.34

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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.