Home / 14,538.84-21,805.92-4,148.16

Finding the Fourth Proportional to 14,538.84, 21,805.92 and 4,148.16

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Solution

The fourth proportional to 14,538.84, 21,805.92 and 4,148.16 is: 6,221.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,538.84 : 21,805.92 = 4,148.16 : x
  2. Step 2: Convert to fraction form
    14,538.84/21,805.92 = 4,148.16/x
  3. Step 3: Cross multiply
    14,538.84x = 21,805.92 × 4,148.16
  4. Step 4: Simplify right side
    14,538.84x = 90,454,445.11
  5. Step 5: Solve for x
    x = 90,454,445.11/14,538.84
  6. Step 6: Final answer
    x = 6,221.57

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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.