Home / 27,176.58-40,699.02-13,814.42

Finding the Fourth Proportional to 27,176.58, 40,699.02 and 13,814.42

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Solution

The fourth proportional to 27,176.58, 40,699.02 and 13,814.42 is: 20,688.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,176.58 : 40,699.02 = 13,814.42 : x
  2. Step 2: Convert to fraction form
    27,176.58/40,699.02 = 13,814.42/x
  3. Step 3: Cross multiply
    27,176.58x = 40,699.02 × 13,814.42
  4. Step 4: Simplify right side
    27,176.58x = 562,233,355.87
  5. Step 5: Solve for x
    x = 562,233,355.87/27,176.58
  6. Step 6: Final answer
    x = 20,688.16

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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.