Home / 18,948.55-26,133.59-16,674.98

Finding the Fourth Proportional to 18,948.55, 26,133.59 and 16,674.98

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Solution

The fourth proportional to 18,948.55, 26,133.59 and 16,674.98 is: 22,997.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,948.55 : 26,133.59 = 16,674.98 : x
  2. Step 2: Convert to fraction form
    18,948.55/26,133.59 = 16,674.98/x
  3. Step 3: Cross multiply
    18,948.55x = 26,133.59 × 16,674.98
  4. Step 4: Simplify right side
    18,948.55x = 435,777,007.20
  5. Step 5: Solve for x
    x = 435,777,007.20/18,948.55
  6. Step 6: Final answer
    x = 22,997.91

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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.