Home / 45,802.01-68,712.80-14,211.38

Finding the Fourth Proportional to 45,802.01, 68,712.80 and 14,211.38

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Solution

The fourth proportional to 45,802.01, 68,712.80 and 14,211.38 is: 21,320.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    45,802.01 : 68,712.80 = 14,211.38 : x
  2. Step 2: Convert to fraction form
    45,802.01/68,712.80 = 14,211.38/x
  3. Step 3: Cross multiply
    45,802.01x = 68,712.80 × 14,211.38
  4. Step 4: Simplify right side
    45,802.01x = 976,503,297.04
  5. Step 5: Solve for x
    x = 976,503,297.04/45,802.01
  6. Step 6: Final answer
    x = 21,320.10

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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.