Home / 45,668.28-68,508.95-14,081.01

Finding the Fourth Proportional to 45,668.28, 68,508.95 and 14,081.01

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Solution

The fourth proportional to 45,668.28, 68,508.95 and 14,081.01 is: 21,123.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    45,668.28 : 68,508.95 = 14,081.01 : x
  2. Step 2: Convert to fraction form
    45,668.28/68,508.95 = 14,081.01/x
  3. Step 3: Cross multiply
    45,668.28x = 68,508.95 × 14,081.01
  4. Step 4: Simplify right side
    45,668.28x = 964,675,139.63
  5. Step 5: Solve for x
    x = 964,675,139.63/45,668.28
  6. Step 6: Final answer
    x = 21,123.53

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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.