Home / 45,920.96-68,881.44-14,778.08

Finding the Fourth Proportional to 45,920.96, 68,881.44 and 14,778.08

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Solution

The fourth proportional to 45,920.96, 68,881.44 and 14,778.08 is: 22,167.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    45,920.96 : 68,881.44 = 14,778.08 : x
  2. Step 2: Convert to fraction form
    45,920.96/68,881.44 = 14,778.08/x
  3. Step 3: Cross multiply
    45,920.96x = 68,881.44 × 14,778.08
  4. Step 4: Simplify right side
    45,920.96x = 1,017,935,430.84
  5. Step 5: Solve for x
    x = 1,017,935,430.84/45,920.96
  6. Step 6: Final answer
    x = 22,167.12

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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.