Home / 14,031.27-21,042.30-4,668.72

Finding the Fourth Proportional to 14,031.27, 21,042.30 and 4,668.72

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Solution

The fourth proportional to 14,031.27, 21,042.30 and 4,668.72 is: 7,001.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,031.27 : 21,042.30 = 4,668.72 : x
  2. Step 2: Convert to fraction form
    14,031.27/21,042.30 = 4,668.72/x
  3. Step 3: Cross multiply
    14,031.27x = 21,042.30 × 4,668.72
  4. Step 4: Simplify right side
    14,031.27x = 98,240,606.86
  5. Step 5: Solve for x
    x = 98,240,606.86/14,031.27
  6. Step 6: Final answer
    x = 7,001.55

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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.