Home / 19,335.00-29,011.72-12,322.94

Finding the Fourth Proportional to 19,335.00, 29,011.72 and 12,322.94

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Solution

The fourth proportional to 19,335.00, 29,011.72 and 12,322.94 is: 18,490.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,335.00 : 29,011.72 = 12,322.94 : x
  2. Step 2: Convert to fraction form
    19,335.00/29,011.72 = 12,322.94/x
  3. Step 3: Cross multiply
    19,335.00x = 29,011.72 × 12,322.94
  4. Step 4: Simplify right side
    19,335.00x = 357,509,532.10
  5. Step 5: Solve for x
    x = 357,509,532.10/19,335.00
  6. Step 6: Final answer
    x = 18,490.27

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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.