Home / 26,800.71-36,986.85-14,865.16

Finding the Fourth Proportional to 26,800.71, 36,986.85 and 14,865.16

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Solution

The fourth proportional to 26,800.71, 36,986.85 and 14,865.16 is: 20,514.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,800.71 : 36,986.85 = 14,865.16 : x
  2. Step 2: Convert to fraction form
    26,800.71/36,986.85 = 14,865.16/x
  3. Step 3: Cross multiply
    26,800.71x = 36,986.85 × 14,865.16
  4. Step 4: Simplify right side
    26,800.71x = 549,815,368.82
  5. Step 5: Solve for x
    x = 549,815,368.82/26,800.71
  6. Step 6: Final answer
    x = 20,514.96

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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.