Home / 34,829.51-48,065.67-20,490.35

Finding the Fourth Proportional to 34,829.51, 48,065.67 and 20,490.35

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Solution

The fourth proportional to 34,829.51, 48,065.67 and 20,490.35 is: 28,277.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    34,829.51 : 48,065.67 = 20,490.35 : x
  2. Step 2: Convert to fraction form
    34,829.51/48,065.67 = 20,490.35/x
  3. Step 3: Cross multiply
    34,829.51x = 48,065.67 × 20,490.35
  4. Step 4: Simplify right side
    34,829.51x = 984,882,160.96
  5. Step 5: Solve for x
    x = 984,882,160.96/34,829.51
  6. Step 6: Final answer
    x = 28,277.24

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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.