Home / 19,335.46-26,623.62-16,931.68

Finding the Fourth Proportional to 19,335.46, 26,623.62 and 16,931.68

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Solution

The fourth proportional to 19,335.46, 26,623.62 and 16,931.68 is: 23,313.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,335.46 : 26,623.62 = 16,931.68 : x
  2. Step 2: Convert to fraction form
    19,335.46/26,623.62 = 16,931.68/x
  3. Step 3: Cross multiply
    19,335.46x = 26,623.62 × 16,931.68
  4. Step 4: Simplify right side
    19,335.46x = 450,782,614.28
  5. Step 5: Solve for x
    x = 450,782,614.28/19,335.46
  6. Step 6: Final answer
    x = 23,313.78

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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.