Home / 26,271.28-39,412.55-7,551.15

Finding the Fourth Proportional to 26,271.28, 39,412.55 and 7,551.15

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Solution

The fourth proportional to 26,271.28, 39,412.55 and 7,551.15 is: 11,328.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,271.28 : 39,412.55 = 7,551.15 : x
  2. Step 2: Convert to fraction form
    26,271.28/39,412.55 = 7,551.15/x
  3. Step 3: Cross multiply
    26,271.28x = 39,412.55 × 7,551.15
  4. Step 4: Simplify right side
    26,271.28x = 297,610,076.93
  5. Step 5: Solve for x
    x = 297,610,076.93/26,271.28
  6. Step 6: Final answer
    x = 11,328.34

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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.