Home / 51,520.90-77,287.11-16,448.26

Finding the Fourth Proportional to 51,520.90, 77,287.11 and 16,448.26

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Solution

The fourth proportional to 51,520.90, 77,287.11 and 16,448.26 is: 24,674.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    51,520.90 : 77,287.11 = 16,448.26 : x
  2. Step 2: Convert to fraction form
    51,520.90/77,287.11 = 16,448.26/x
  3. Step 3: Cross multiply
    51,520.90x = 77,287.11 × 16,448.26
  4. Step 4: Simplify right side
    51,520.90x = 1,271,238,479.93
  5. Step 5: Solve for x
    x = 1,271,238,479.93/51,520.90
  6. Step 6: Final answer
    x = 24,674.23

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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.