Home / 45,628.79-68,424.39-14,031.14

Finding the Fourth Proportional to 45,628.79, 68,424.39 and 14,031.14

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Solution

The fourth proportional to 45,628.79, 68,424.39 and 14,031.14 is: 21,040.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    45,628.79 : 68,424.39 = 14,031.14 : x
  2. Step 2: Convert to fraction form
    45,628.79/68,424.39 = 14,031.14/x
  3. Step 3: Cross multiply
    45,628.79x = 68,424.39 × 14,031.14
  4. Step 4: Simplify right side
    45,628.79x = 960,071,853.38
  5. Step 5: Solve for x
    x = 960,071,853.38/45,628.79
  6. Step 6: Final answer
    x = 21,040.93

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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.