Home / 26,782.80-36,958.24-14,681.35

Finding the Fourth Proportional to 26,782.80, 36,958.24 and 14,681.35

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Solution

The fourth proportional to 26,782.80, 36,958.24 and 14,681.35 is: 20,259.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,782.80 : 36,958.24 = 14,681.35 : x
  2. Step 2: Convert to fraction form
    26,782.80/36,958.24 = 14,681.35/x
  3. Step 3: Cross multiply
    26,782.80x = 36,958.24 × 14,681.35
  4. Step 4: Simplify right side
    26,782.80x = 542,596,921.37
  5. Step 5: Solve for x
    x = 542,596,921.37/26,782.80
  6. Step 6: Final answer
    x = 20,259.15

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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.