Home / 19,929.56-27,494.50-12,373.36

Finding the Fourth Proportional to 19,929.56, 27,494.50 and 12,373.36

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Solution

The fourth proportional to 19,929.56, 27,494.50 and 12,373.36 is: 17,070.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,929.56 : 27,494.50 = 12,373.36 : x
  2. Step 2: Convert to fraction form
    19,929.56/27,494.50 = 12,373.36/x
  3. Step 3: Cross multiply
    19,929.56x = 27,494.50 × 12,373.36
  4. Step 4: Simplify right side
    19,929.56x = 340,199,346.52
  5. Step 5: Solve for x
    x = 340,199,346.52/19,929.56
  6. Step 6: Final answer
    x = 17,070.09

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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.