Home / 45,626.04-68,441.48-14,463.72

Finding the Fourth Proportional to 45,626.04, 68,441.48 and 14,463.72

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Solution

The fourth proportional to 45,626.04, 68,441.48 and 14,463.72 is: 21,696.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    45,626.04 : 68,441.48 = 14,463.72 : x
  2. Step 2: Convert to fraction form
    45,626.04/68,441.48 = 14,463.72/x
  3. Step 3: Cross multiply
    45,626.04x = 68,441.48 × 14,463.72
  4. Step 4: Simplify right side
    45,626.04x = 989,918,403.11
  5. Step 5: Solve for x
    x = 989,918,403.11/45,626.04
  6. Step 6: Final answer
    x = 21,696.35

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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.