Home / 14,250.96-19,661.94-8,281.50

Finding the Fourth Proportional to 14,250.96, 19,661.94 and 8,281.50

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Solution

The fourth proportional to 14,250.96, 19,661.94 and 8,281.50 is: 11,425.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,250.96 : 19,661.94 = 8,281.50 : x
  2. Step 2: Convert to fraction form
    14,250.96/19,661.94 = 8,281.50/x
  3. Step 3: Cross multiply
    14,250.96x = 19,661.94 × 8,281.50
  4. Step 4: Simplify right side
    14,250.96x = 162,830,356.11
  5. Step 5: Solve for x
    x = 162,830,356.11/14,250.96
  6. Step 6: Final answer
    x = 11,425.92

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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.