Home / 18,446.54-27,688.65-13,501.49

Finding the Fourth Proportional to 18,446.54, 27,688.65 and 13,501.49

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Solution

The fourth proportional to 18,446.54, 27,688.65 and 13,501.49 is: 20,266.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,446.54 : 27,688.65 = 13,501.49 : x
  2. Step 2: Convert to fraction form
    18,446.54/27,688.65 = 13,501.49/x
  3. Step 3: Cross multiply
    18,446.54x = 27,688.65 × 13,501.49
  4. Step 4: Simplify right side
    18,446.54x = 373,837,963.58
  5. Step 5: Solve for x
    x = 373,837,963.58/18,446.54
  6. Step 6: Final answer
    x = 20,266.02

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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.