Home / 53,107.06-79,709.87-26,830.26

Finding the Fourth Proportional to 53,107.06, 79,709.87 and 26,830.26

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Solution

The fourth proportional to 53,107.06, 79,709.87 and 26,830.26 is: 40,270.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    53,107.06 : 79,709.87 = 26,830.26 : x
  2. Step 2: Convert to fraction form
    53,107.06/79,709.87 = 26,830.26/x
  3. Step 3: Cross multiply
    53,107.06x = 79,709.87 × 26,830.26
  4. Step 4: Simplify right side
    53,107.06x = 2,138,636,536.67
  5. Step 5: Solve for x
    x = 2,138,636,536.67/53,107.06
  6. Step 6: Final answer
    x = 40,270.29

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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.