Home / 19,361.76-29,036.28-6,211.02

Finding the Fourth Proportional to 19,361.76, 29,036.28 and 6,211.02

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Solution

The fourth proportional to 19,361.76, 29,036.28 and 6,211.02 is: 9,314.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,361.76 : 29,036.28 = 6,211.02 : x
  2. Step 2: Convert to fraction form
    19,361.76/29,036.28 = 6,211.02/x
  3. Step 3: Cross multiply
    19,361.76x = 29,036.28 × 6,211.02
  4. Step 4: Simplify right side
    19,361.76x = 180,344,915.81
  5. Step 5: Solve for x
    x = 180,344,915.81/19,361.76
  6. Step 6: Final answer
    x = 9,314.49

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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.