Home / 19,367.61-26,730.03-11,303.91

Finding the Fourth Proportional to 19,367.61, 26,730.03 and 11,303.91

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Solution

The fourth proportional to 19,367.61, 26,730.03 and 11,303.91 is: 15,600.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,367.61 : 26,730.03 = 11,303.91 : x
  2. Step 2: Convert to fraction form
    19,367.61/26,730.03 = 11,303.91/x
  3. Step 3: Cross multiply
    19,367.61x = 26,730.03 × 11,303.91
  4. Step 4: Simplify right side
    19,367.61x = 302,153,853.42
  5. Step 5: Solve for x
    x = 302,153,853.42/19,367.61
  6. Step 6: Final answer
    x = 15,600.99

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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.