Home / 14,319.53-19,716.05-13,007.33

Finding the Fourth Proportional to 14,319.53, 19,716.05 and 13,007.33

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Solution

The fourth proportional to 14,319.53, 19,716.05 and 13,007.33 is: 17,909.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,319.53 : 19,716.05 = 13,007.33 : x
  2. Step 2: Convert to fraction form
    14,319.53/19,716.05 = 13,007.33/x
  3. Step 3: Cross multiply
    14,319.53x = 19,716.05 × 13,007.33
  4. Step 4: Simplify right side
    14,319.53x = 256,453,103.61
  5. Step 5: Solve for x
    x = 256,453,103.61/14,319.53
  6. Step 6: Final answer
    x = 17,909.32

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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.