Home / 26,425.76-39,638.56-6,704.28

Finding the Fourth Proportional to 26,425.76, 39,638.56 and 6,704.28

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Solution

The fourth proportional to 26,425.76, 39,638.56 and 6,704.28 is: 10,056.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,425.76 : 39,638.56 = 6,704.28 : x
  2. Step 2: Convert to fraction form
    26,425.76/39,638.56 = 6,704.28/x
  3. Step 3: Cross multiply
    26,425.76x = 39,638.56 × 6,704.28
  4. Step 4: Simplify right side
    26,425.76x = 265,748,005.04
  5. Step 5: Solve for x
    x = 265,748,005.04/26,425.76
  6. Step 6: Final answer
    x = 10,056.40

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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.