Home / 26,634.63-36,762.08-15,310.69

Finding the Fourth Proportional to 26,634.63, 36,762.08 and 15,310.69

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Solution

The fourth proportional to 26,634.63, 36,762.08 and 15,310.69 is: 21,132.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,634.63 : 36,762.08 = 15,310.69 : x
  2. Step 2: Convert to fraction form
    26,634.63/36,762.08 = 15,310.69/x
  3. Step 3: Cross multiply
    26,634.63x = 36,762.08 × 15,310.69
  4. Step 4: Simplify right side
    26,634.63x = 562,852,845.13
  5. Step 5: Solve for x
    x = 562,852,845.13/26,634.63
  6. Step 6: Final answer
    x = 21,132.37

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.