Home / 27,848.91-41,779.50-13,816.58

Finding the Fourth Proportional to 27,848.91, 41,779.50 and 13,816.58

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Solution

The fourth proportional to 27,848.91, 41,779.50 and 13,816.58 is: 20,727.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,848.91 : 41,779.50 = 13,816.58 : x
  2. Step 2: Convert to fraction form
    27,848.91/41,779.50 = 13,816.58/x
  3. Step 3: Cross multiply
    27,848.91x = 41,779.50 × 13,816.58
  4. Step 4: Simplify right side
    27,848.91x = 577,249,543.40
  5. Step 5: Solve for x
    x = 577,249,543.40/27,848.91
  6. Step 6: Final answer
    x = 20,727.90

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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.