Home / 27,567.60-38,050.23-15,638.10

Finding the Fourth Proportional to 27,567.60, 38,050.23 and 15,638.10

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Solution

The fourth proportional to 27,567.60, 38,050.23 and 15,638.10 is: 21,584.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,567.60 : 38,050.23 = 15,638.10 : x
  2. Step 2: Convert to fraction form
    27,567.60/38,050.23 = 15,638.10/x
  3. Step 3: Cross multiply
    27,567.60x = 38,050.23 × 15,638.10
  4. Step 4: Simplify right side
    27,567.60x = 595,033,301.76
  5. Step 5: Solve for x
    x = 595,033,301.76/27,567.60
  6. Step 6: Final answer
    x = 21,584.52

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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.