Home / 26,718.15-36,871.64-14,782.34

Finding the Fourth Proportional to 26,718.15, 36,871.64 and 14,782.34

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Solution

The fourth proportional to 26,718.15, 36,871.64 and 14,782.34 is: 20,399.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,718.15 : 36,871.64 = 14,782.34 : x
  2. Step 2: Convert to fraction form
    26,718.15/36,871.64 = 14,782.34/x
  3. Step 3: Cross multiply
    26,718.15x = 36,871.64 × 14,782.34
  4. Step 4: Simplify right side
    26,718.15x = 545,048,860.57
  5. Step 5: Solve for x
    x = 545,048,860.57/26,718.15
  6. Step 6: Final answer
    x = 20,399.95

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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.