Home / 18,434-27,646.88-8,946.02

Finding the Fourth Proportional to 18,434, 27,646.88 and 8,946.02

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Solution

The fourth proportional to 18,434, 27,646.88 and 8,946.02 is: 13,417.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,434 : 27,646.88 = 8,946.02 : x
  2. Step 2: Convert to fraction form
    18,434/27,646.88 = 8,946.02/x
  3. Step 3: Cross multiply
    18,434x = 27,646.88 × 8,946.02
  4. Step 4: Simplify right side
    18,434x = 247,329,541.42
  5. Step 5: Solve for x
    x = 247,329,541.42/18,434
  6. Step 6: Final answer
    x = 13,417.03

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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.