Home / 14,283.42-21,433.98-6,888.62

Finding the Fourth Proportional to 14,283.42, 21,433.98 and 6,888.62

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Solution

The fourth proportional to 14,283.42, 21,433.98 and 6,888.62 is: 10,337.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,283.42 : 21,433.98 = 6,888.62 : x
  2. Step 2: Convert to fraction form
    14,283.42/21,433.98 = 6,888.62/x
  3. Step 3: Cross multiply
    14,283.42x = 21,433.98 × 6,888.62
  4. Step 4: Simplify right side
    14,283.42x = 147,650,543.31
  5. Step 5: Solve for x
    x = 147,650,543.31/14,283.42
  6. Step 6: Final answer
    x = 10,337.20

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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.