Home / 26,085.89-39,134.39-10,503.51

Finding the Fourth Proportional to 26,085.89, 39,134.39 and 10,503.51

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Solution

The fourth proportional to 26,085.89, 39,134.39 and 10,503.51 is: 15,757.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,085.89 : 39,134.39 = 10,503.51 : x
  2. Step 2: Convert to fraction form
    26,085.89/39,134.39 = 10,503.51/x
  3. Step 3: Cross multiply
    26,085.89x = 39,134.39 × 10,503.51
  4. Step 4: Simplify right side
    26,085.89x = 411,048,404.19
  5. Step 5: Solve for x
    x = 411,048,404.19/26,085.89
  6. Step 6: Final answer
    x = 15,757.50

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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.