Home / 16,929.19-23,362.23-9,477.19

Finding the Fourth Proportional to 16,929.19, 23,362.23 and 9,477.19

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Solution

The fourth proportional to 16,929.19, 23,362.23 and 9,477.19 is: 13,078.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,929.19 : 23,362.23 = 9,477.19 : x
  2. Step 2: Convert to fraction form
    16,929.19/23,362.23 = 9,477.19/x
  3. Step 3: Cross multiply
    16,929.19x = 23,362.23 × 9,477.19
  4. Step 4: Simplify right side
    16,929.19x = 221,408,292.53
  5. Step 5: Solve for x
    x = 221,408,292.53/16,929.19
  6. Step 6: Final answer
    x = 13,078.49

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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.