Home / 14,652.95-21,965.94-5,290.76

Finding the Fourth Proportional to 14,652.95, 21,965.94 and 5,290.76

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Solution

The fourth proportional to 14,652.95, 21,965.94 and 5,290.76 is: 7,931.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,652.95 : 21,965.94 = 5,290.76 : x
  2. Step 2: Convert to fraction form
    14,652.95/21,965.94 = 5,290.76/x
  3. Step 3: Cross multiply
    14,652.95x = 21,965.94 × 5,290.76
  4. Step 4: Simplify right side
    14,652.95x = 116,216,406.88
  5. Step 5: Solve for x
    x = 116,216,406.88/14,652.95
  6. Step 6: Final answer
    x = 7,931.27

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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.