Home / 45,938.69-63,401.26-28,029.89

Finding the Fourth Proportional to 45,938.69, 63,401.26 and 28,029.89

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Solution

The fourth proportional to 45,938.69, 63,401.26 and 28,029.89 is: 38,684.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    45,938.69 : 63,401.26 = 28,029.89 : x
  2. Step 2: Convert to fraction form
    45,938.69/63,401.26 = 28,029.89/x
  3. Step 3: Cross multiply
    45,938.69x = 63,401.26 × 28,029.89
  4. Step 4: Simplify right side
    45,938.69x = 1,777,130,432.09
  5. Step 5: Solve for x
    x = 1,777,130,432.09/45,938.69
  6. Step 6: Final answer
    x = 38,684.83

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.