Home / 26,657.83-39,981.88-11,854.27

Finding the Fourth Proportional to 26,657.83, 39,981.88 and 11,854.27

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Solution

The fourth proportional to 26,657.83, 39,981.88 and 11,854.27 is: 17,779.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,657.83 : 39,981.88 = 11,854.27 : x
  2. Step 2: Convert to fraction form
    26,657.83/39,981.88 = 11,854.27/x
  3. Step 3: Cross multiply
    26,657.83x = 39,981.88 × 11,854.27
  4. Step 4: Simplify right side
    26,657.83x = 473,956,000.63
  5. Step 5: Solve for x
    x = 473,956,000.63/26,657.83
  6. Step 6: Final answer
    x = 17,779.24

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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.