Home / 14,205.87-21,308.76-14,185.35

Finding the Fourth Proportional to 14,205.87, 21,308.76 and 14,185.35

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Solution

The fourth proportional to 14,205.87, 21,308.76 and 14,185.35 is: 21,277.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,205.87 : 21,308.76 = 14,185.35 : x
  2. Step 2: Convert to fraction form
    14,205.87/21,308.76 = 14,185.35/x
  3. Step 3: Cross multiply
    14,205.87x = 21,308.76 × 14,185.35
  4. Step 4: Simplify right side
    14,205.87x = 302,272,218.67
  5. Step 5: Solve for x
    x = 302,272,218.67/14,205.87
  6. Step 6: Final answer
    x = 21,277.98

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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.