Home / 34,885.04-48,137.28-19,779.44

Finding the Fourth Proportional to 34,885.04, 48,137.28 and 19,779.44

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Solution

The fourth proportional to 34,885.04, 48,137.28 and 19,779.44 is: 27,293.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    34,885.04 : 48,137.28 = 19,779.44 : x
  2. Step 2: Convert to fraction form
    34,885.04/48,137.28 = 19,779.44/x
  3. Step 3: Cross multiply
    34,885.04x = 48,137.28 × 19,779.44
  4. Step 4: Simplify right side
    34,885.04x = 952,128,441.52
  5. Step 5: Solve for x
    x = 952,128,441.52/34,885.04
  6. Step 6: Final answer
    x = 27,293.32

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.