Home / 16,838.72-25,264.56-6,448.08

Finding the Fourth Proportional to 16,838.72, 25,264.56 and 6,448.08

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Solution

The fourth proportional to 16,838.72, 25,264.56 and 6,448.08 is: 9,674.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,838.72 : 25,264.56 = 6,448.08 : x
  2. Step 2: Convert to fraction form
    16,838.72/25,264.56 = 6,448.08/x
  3. Step 3: Cross multiply
    16,838.72x = 25,264.56 × 6,448.08
  4. Step 4: Simplify right side
    16,838.72x = 162,907,904.04
  5. Step 5: Solve for x
    x = 162,907,904.04/16,838.72
  6. Step 6: Final answer
    x = 9,674.60

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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.