Home / 16,825.80-23,192.28-13,457.82

Finding the Fourth Proportional to 16,825.80, 23,192.28 and 13,457.82

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Solution

The fourth proportional to 16,825.80, 23,192.28 and 13,457.82 is: 18,549.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,825.80 : 23,192.28 = 13,457.82 : x
  2. Step 2: Convert to fraction form
    16,825.80/23,192.28 = 13,457.82/x
  3. Step 3: Cross multiply
    16,825.80x = 23,192.28 × 13,457.82
  4. Step 4: Simplify right side
    16,825.80x = 312,117,529.63
  5. Step 5: Solve for x
    x = 312,117,529.63/16,825.80
  6. Step 6: Final answer
    x = 18,549.94

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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.