Home / 26,128-36,058.24-14,798.56

Finding the Fourth Proportional to 26,128, 36,058.24 and 14,798.56

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Solution

The fourth proportional to 26,128, 36,058.24 and 14,798.56 is: 20,422.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,128 : 36,058.24 = 14,798.56 : x
  2. Step 2: Convert to fraction form
    26,128/36,058.24 = 14,798.56/x
  3. Step 3: Cross multiply
    26,128x = 36,058.24 × 14,798.56
  4. Step 4: Simplify right side
    26,128x = 533,610,028.13
  5. Step 5: Solve for x
    x = 533,610,028.13/26,128
  6. Step 6: Final answer
    x = 20,422.92

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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.