Home / 45,394.28-68,100.06-14,221.16

Finding the Fourth Proportional to 45,394.28, 68,100.06 and 14,221.16

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Solution

The fourth proportional to 45,394.28, 68,100.06 and 14,221.16 is: 21,334.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    45,394.28 : 68,100.06 = 14,221.16 : x
  2. Step 2: Convert to fraction form
    45,394.28/68,100.06 = 14,221.16/x
  3. Step 3: Cross multiply
    45,394.28x = 68,100.06 × 14,221.16
  4. Step 4: Simplify right side
    45,394.28x = 968,461,849.27
  5. Step 5: Solve for x
    x = 968,461,849.27/45,394.28
  6. Step 6: Final answer
    x = 21,334.45

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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.