Home / 16,507.53-24,726.26-12,980.79

Finding the Fourth Proportional to 16,507.53, 24,726.26 and 12,980.79

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Solution

The fourth proportional to 16,507.53, 24,726.26 and 12,980.79 is: 19,443.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,507.53 : 24,726.26 = 12,980.79 : x
  2. Step 2: Convert to fraction form
    16,507.53/24,726.26 = 12,980.79/x
  3. Step 3: Cross multiply
    16,507.53x = 24,726.26 × 12,980.79
  4. Step 4: Simplify right side
    16,507.53x = 320,966,421.00
  5. Step 5: Solve for x
    x = 320,966,421.00/16,507.53
  6. Step 6: Final answer
    x = 19,443.64

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.