Home / 26,430.75-36,477.68-15,252.75

Finding the Fourth Proportional to 26,430.75, 36,477.68 and 15,252.75

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Solution

The fourth proportional to 26,430.75, 36,477.68 and 15,252.75 is: 21,050.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,430.75 : 36,477.68 = 15,252.75 : x
  2. Step 2: Convert to fraction form
    26,430.75/36,477.68 = 15,252.75/x
  3. Step 3: Cross multiply
    26,430.75x = 36,477.68 × 15,252.75
  4. Step 4: Simplify right side
    26,430.75x = 556,384,857.36
  5. Step 5: Solve for x
    x = 556,384,857.36/26,430.75
  6. Step 6: Final answer
    x = 21,050.66

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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.