Home / 38,812.81-58,206.91-16,620.23

Finding the Fourth Proportional to 38,812.81, 58,206.91 and 16,620.23

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Solution

The fourth proportional to 38,812.81, 58,206.91 and 16,620.23 is: 24,925.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,812.81 : 58,206.91 = 16,620.23 : x
  2. Step 2: Convert to fraction form
    38,812.81/58,206.91 = 16,620.23/x
  3. Step 3: Cross multiply
    38,812.81x = 58,206.91 × 16,620.23
  4. Step 4: Simplify right side
    38,812.81x = 967,412,231.79
  5. Step 5: Solve for x
    x = 967,412,231.79/38,812.81
  6. Step 6: Final answer
    x = 24,925.08

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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.