Home / 14,019.84-21,029.67-5,248.53

Finding the Fourth Proportional to 14,019.84, 21,029.67 and 5,248.53

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Solution

The fourth proportional to 14,019.84, 21,029.67 and 5,248.53 is: 7,872.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,019.84 : 21,029.67 = 5,248.53 : x
  2. Step 2: Convert to fraction form
    14,019.84/21,029.67 = 5,248.53/x
  3. Step 3: Cross multiply
    14,019.84x = 21,029.67 × 5,248.53
  4. Step 4: Simplify right side
    14,019.84x = 110,374,853.89
  5. Step 5: Solve for x
    x = 110,374,853.89/14,019.84
  6. Step 6: Final answer
    x = 7,872.76

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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.