Home / 14,548.32-21,823.02-4,687.74

Finding the Fourth Proportional to 14,548.32, 21,823.02 and 4,687.74

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Solution

The fourth proportional to 14,548.32, 21,823.02 and 4,687.74 is: 7,031.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,548.32 : 21,823.02 = 4,687.74 : x
  2. Step 2: Convert to fraction form
    14,548.32/21,823.02 = 4,687.74/x
  3. Step 3: Cross multiply
    14,548.32x = 21,823.02 × 4,687.74
  4. Step 4: Simplify right side
    14,548.32x = 102,300,643.77
  5. Step 5: Solve for x
    x = 102,300,643.77/14,548.32
  6. Step 6: Final answer
    x = 7,031.78

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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.