Home / 16,913.40-23,334.84-9,838.32

Finding the Fourth Proportional to 16,913.40, 23,334.84 and 9,838.32

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Solution

The fourth proportional to 16,913.40, 23,334.84 and 9,838.32 is: 13,573.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,913.40 : 23,334.84 = 9,838.32 : x
  2. Step 2: Convert to fraction form
    16,913.40/23,334.84 = 9,838.32/x
  3. Step 3: Cross multiply
    16,913.40x = 23,334.84 × 9,838.32
  4. Step 4: Simplify right side
    16,913.40x = 229,575,623.07
  5. Step 5: Solve for x
    x = 229,575,623.07/16,913.40
  6. Step 6: Final answer
    x = 13,573.59

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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.