Home / 16,549.64-22,838.94-9,478.34

Finding the Fourth Proportional to 16,549.64, 22,838.94 and 9,478.34

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Solution

The fourth proportional to 16,549.64, 22,838.94 and 9,478.34 is: 13,080.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,549.64 : 22,838.94 = 9,478.34 : x
  2. Step 2: Convert to fraction form
    16,549.64/22,838.94 = 9,478.34/x
  3. Step 3: Cross multiply
    16,549.64x = 22,838.94 × 9,478.34
  4. Step 4: Simplify right side
    16,549.64x = 216,475,238.56
  5. Step 5: Solve for x
    x = 216,475,238.56/16,549.64
  6. Step 6: Final answer
    x = 13,080.36

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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.