Home / 26,339.40-39,503.17-7,615.27

Finding the Fourth Proportional to 26,339.40, 39,503.17 and 7,615.27

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Solution

The fourth proportional to 26,339.40, 39,503.17 and 7,615.27 is: 11,421.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,339.40 : 39,503.17 = 7,615.27 : x
  2. Step 2: Convert to fraction form
    26,339.40/39,503.17 = 7,615.27/x
  3. Step 3: Cross multiply
    26,339.40x = 39,503.17 × 7,615.27
  4. Step 4: Simplify right side
    26,339.40x = 300,827,305.41
  5. Step 5: Solve for x
    x = 300,827,305.41/26,339.40
  6. Step 6: Final answer
    x = 11,421.19

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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.