Home / 45,374.56-68,081.34-15,776.26

Finding the Fourth Proportional to 45,374.56, 68,081.34 and 15,776.26

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Solution

The fourth proportional to 45,374.56, 68,081.34 and 15,776.26 is: 23,671.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    45,374.56 : 68,081.34 = 15,776.26 : x
  2. Step 2: Convert to fraction form
    45,374.56/68,081.34 = 15,776.26/x
  3. Step 3: Cross multiply
    45,374.56x = 68,081.34 × 15,776.26
  4. Step 4: Simplify right side
    45,374.56x = 1,074,068,920.99
  5. Step 5: Solve for x
    x = 1,074,068,920.99/45,374.56
  6. Step 6: Final answer
    x = 23,671.17

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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.