Home / 19,427.76-26,793.72-16,417.44

Finding the Fourth Proportional to 19,427.76, 26,793.72 and 16,417.44

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Solution

The fourth proportional to 19,427.76, 26,793.72 and 16,417.44 is: 22,642.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,427.76 : 26,793.72 = 16,417.44 : x
  2. Step 2: Convert to fraction form
    19,427.76/26,793.72 = 16,417.44/x
  3. Step 3: Cross multiply
    19,427.76x = 26,793.72 × 16,417.44
  4. Step 4: Simplify right side
    19,427.76x = 439,884,290.48
  5. Step 5: Solve for x
    x = 439,884,290.48/19,427.76
  6. Step 6: Final answer
    x = 22,642.05

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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.