Home / 26,480.20-39,707.48-15,390.08

Finding the Fourth Proportional to 26,480.20, 39,707.48 and 15,390.08

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Solution

The fourth proportional to 26,480.20, 39,707.48 and 15,390.08 is: 23,077.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,480.20 : 39,707.48 = 15,390.08 : x
  2. Step 2: Convert to fraction form
    26,480.20/39,707.48 = 15,390.08/x
  3. Step 3: Cross multiply
    26,480.20x = 39,707.48 × 15,390.08
  4. Step 4: Simplify right side
    26,480.20x = 611,101,293.80
  5. Step 5: Solve for x
    x = 611,101,293.80/26,480.20
  6. Step 6: Final answer
    x = 23,077.67

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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.