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Finding the Fourth Proportional to 18,328.04, 27,495.53 and 6,317

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Solution

The fourth proportional to 18,328.04, 27,495.53 and 6,317 is: 9,476.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,328.04 : 27,495.53 = 6,317 : x
  2. Step 2: Convert to fraction form
    18,328.04/27,495.53 = 6,317/x
  3. Step 3: Cross multiply
    18,328.04x = 27,495.53 × 6,317
  4. Step 4: Simplify right side
    18,328.04x = 173,689,263.01
  5. Step 5: Solve for x
    x = 173,689,263.01/18,328.04
  6. Step 6: Final answer
    x = 9,476.70

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1.5x scale

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.