Home / 16,868.63-25,263.58-13,334.91

Finding the Fourth Proportional to 16,868.63, 25,263.58 and 13,334.91

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Solution

The fourth proportional to 16,868.63, 25,263.58 and 13,334.91 is: 19,971.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,868.63 : 25,263.58 = 13,334.91 : x
  2. Step 2: Convert to fraction form
    16,868.63/25,263.58 = 13,334.91/x
  3. Step 3: Cross multiply
    16,868.63x = 25,263.58 × 13,334.91
  4. Step 4: Simplify right side
    16,868.63x = 336,887,565.58
  5. Step 5: Solve for x
    x = 336,887,565.58/16,868.63
  6. Step 6: Final answer
    x = 19,971.25

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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.