Home / 16,421.81-24,632.91-4,735.13

Finding the Fourth Proportional to 16,421.81, 24,632.91 and 4,735.13

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Solution

The fourth proportional to 16,421.81, 24,632.91 and 4,735.13 is: 7,102.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,421.81 : 24,632.91 = 4,735.13 : x
  2. Step 2: Convert to fraction form
    16,421.81/24,632.91 = 4,735.13/x
  3. Step 3: Cross multiply
    16,421.81x = 24,632.91 × 4,735.13
  4. Step 4: Simplify right side
    16,421.81x = 116,639,907.96
  5. Step 5: Solve for x
    x = 116,639,907.96/16,421.81
  6. Step 6: Final answer
    x = 7,102.75

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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.