Home / 14,031.73-21,031.68-4,669.55

Finding the Fourth Proportional to 14,031.73, 21,031.68 and 4,669.55

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Solution

The fourth proportional to 14,031.73, 21,031.68 and 4,669.55 is: 6,999.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,031.73 : 21,031.68 = 4,669.55 : x
  2. Step 2: Convert to fraction form
    14,031.73/21,031.68 = 4,669.55/x
  3. Step 3: Cross multiply
    14,031.73x = 21,031.68 × 4,669.55
  4. Step 4: Simplify right side
    14,031.73x = 98,208,472.57
  5. Step 5: Solve for x
    x = 98,208,472.57/14,031.73
  6. Step 6: Final answer
    x = 6,999.03

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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.