Home / 27,538.44-38,000.28-15,599.40

Finding the Fourth Proportional to 27,538.44, 38,000.28 and 15,599.40

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Solution

The fourth proportional to 27,538.44, 38,000.28 and 15,599.40 is: 21,525.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,538.44 : 38,000.28 = 15,599.40 : x
  2. Step 2: Convert to fraction form
    27,538.44/38,000.28 = 15,599.40/x
  3. Step 3: Cross multiply
    27,538.44x = 38,000.28 × 15,599.40
  4. Step 4: Simplify right side
    27,538.44x = 592,781,567.83
  5. Step 5: Solve for x
    x = 592,781,567.83/27,538.44
  6. Step 6: Final answer
    x = 21,525.60

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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.