Home / 26,470.08-39,720.60-10,682.70

Finding the Fourth Proportional to 26,470.08, 39,720.60 and 10,682.70

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Solution

The fourth proportional to 26,470.08, 39,720.60 and 10,682.70 is: 16,030.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,470.08 : 39,720.60 = 10,682.70 : x
  2. Step 2: Convert to fraction form
    26,470.08/39,720.60 = 10,682.70/x
  3. Step 3: Cross multiply
    26,470.08x = 39,720.60 × 10,682.70
  4. Step 4: Simplify right side
    26,470.08x = 424,323,253.62
  5. Step 5: Solve for x
    x = 424,323,253.62/26,470.08
  6. Step 6: Final answer
    x = 16,030.30

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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.