Home / 18,352.48-27,528.72-7,964

Finding the Fourth Proportional to 18,352.48, 27,528.72 and 7,964

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Solution

The fourth proportional to 18,352.48, 27,528.72 and 7,964 is: 11,946.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,352.48 : 27,528.72 = 7,964 : x
  2. Step 2: Convert to fraction form
    18,352.48/27,528.72 = 7,964/x
  3. Step 3: Cross multiply
    18,352.48x = 27,528.72 × 7,964
  4. Step 4: Simplify right side
    18,352.48x = 219,238,726.08
  5. Step 5: Solve for x
    x = 219,238,726.08/18,352.48
  6. Step 6: Final answer
    x = 11,946.00

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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.