Home / 45,518.32-68,277.48-14,356

Finding the Fourth Proportional to 45,518.32, 68,277.48 and 14,356

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Solution

The fourth proportional to 45,518.32, 68,277.48 and 14,356 is: 21,534

Step by Step Solution

  1. Step 1: Write the proportion equation
    45,518.32 : 68,277.48 = 14,356 : x
  2. Step 2: Convert to fraction form
    45,518.32/68,277.48 = 14,356/x
  3. Step 3: Cross multiply
    45,518.32x = 68,277.48 × 14,356
  4. Step 4: Simplify right side
    45,518.32x = 980,191,502.88
  5. Step 5: Solve for x
    x = 980,191,502.88/45,518.32
  6. Step 6: Final answer
    x = 21,534

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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.