Home / 19,415.02-26,776.25-16,404.91

Finding the Fourth Proportional to 19,415.02, 26,776.25 and 16,404.91

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Solution

The fourth proportional to 19,415.02, 26,776.25 and 16,404.91 is: 22,624.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,415.02 : 26,776.25 = 16,404.91 : x
  2. Step 2: Convert to fraction form
    19,415.02/26,776.25 = 16,404.91/x
  3. Step 3: Cross multiply
    19,415.02x = 26,776.25 × 16,404.91
  4. Step 4: Simplify right side
    19,415.02x = 439,261,971.39
  5. Step 5: Solve for x
    x = 439,261,971.39/19,415.02
  6. Step 6: Final answer
    x = 22,624.85

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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.