Home / 45,911.38-68,916.28-23,718.80

Finding the Fourth Proportional to 45,911.38, 68,916.28 and 23,718.80

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Solution

The fourth proportional to 45,911.38, 68,916.28 and 23,718.80 is: 35,603.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    45,911.38 : 68,916.28 = 23,718.80 : x
  2. Step 2: Convert to fraction form
    45,911.38/68,916.28 = 23,718.80/x
  3. Step 3: Cross multiply
    45,911.38x = 68,916.28 × 23,718.80
  4. Step 4: Simplify right side
    45,911.38x = 1,634,611,462.06
  5. Step 5: Solve for x
    x = 1,634,611,462.06/45,911.38
  6. Step 6: Final answer
    x = 35,603.62

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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.