Home / 16,793.74-23,159.63-10,421.36

Finding the Fourth Proportional to 16,793.74, 23,159.63 and 10,421.36

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Solution

The fourth proportional to 16,793.74, 23,159.63 and 10,421.36 is: 14,371.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,793.74 : 23,159.63 = 10,421.36 : x
  2. Step 2: Convert to fraction form
    16,793.74/23,159.63 = 10,421.36/x
  3. Step 3: Cross multiply
    16,793.74x = 23,159.63 × 10,421.36
  4. Step 4: Simplify right side
    16,793.74x = 241,354,847.49
  5. Step 5: Solve for x
    x = 241,354,847.49/16,793.74
  6. Step 6: Final answer
    x = 14,371.72

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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.