Home / 16,521.21-22,800.63-9,448.99

Finding the Fourth Proportional to 16,521.21, 22,800.63 and 9,448.99

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Solution

The fourth proportional to 16,521.21, 22,800.63 and 9,448.99 is: 13,040.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,521.21 : 22,800.63 = 9,448.99 : x
  2. Step 2: Convert to fraction form
    16,521.21/22,800.63 = 9,448.99/x
  3. Step 3: Cross multiply
    16,521.21x = 22,800.63 × 9,448.99
  4. Step 4: Simplify right side
    16,521.21x = 215,442,877.62
  5. Step 5: Solve for x
    x = 215,442,877.62/16,521.21
  6. Step 6: Final answer
    x = 13,040.39

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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.