Home / 14,191.98-21,275.60-5,866.80

Finding the Fourth Proportional to 14,191.98, 21,275.60 and 5,866.80

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Solution

The fourth proportional to 14,191.98, 21,275.60 and 5,866.80 is: 8,795.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,191.98 : 21,275.60 = 5,866.80 : x
  2. Step 2: Convert to fraction form
    14,191.98/21,275.60 = 5,866.80/x
  3. Step 3: Cross multiply
    14,191.98x = 21,275.60 × 5,866.80
  4. Step 4: Simplify right side
    14,191.98x = 124,819,660.75
  5. Step 5: Solve for x
    x = 124,819,660.75/14,191.98
  6. Step 6: Final answer
    x = 8,795.08

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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.