Home / 26,801.72-36,986.13-14,865.08

Finding the Fourth Proportional to 26,801.72, 36,986.13 and 14,865.08

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Solution

The fourth proportional to 26,801.72, 36,986.13 and 14,865.08 is: 20,513.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,801.72 : 36,986.13 = 14,865.08 : x
  2. Step 2: Convert to fraction form
    26,801.72/36,986.13 = 14,865.08/x
  3. Step 3: Cross multiply
    26,801.72x = 36,986.13 × 14,865.08
  4. Step 4: Simplify right side
    26,801.72x = 549,801,781.34
  5. Step 5: Solve for x
    x = 549,801,781.34/26,801.72
  6. Step 6: Final answer
    x = 20,513.68

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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.