Home / 26,801.67-36,986.52-14,865.21

Finding the Fourth Proportional to 26,801.67, 36,986.52 and 14,865.21

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Solution

The fourth proportional to 26,801.67, 36,986.52 and 14,865.21 is: 20,514.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,801.67 : 36,986.52 = 14,865.21 : x
  2. Step 2: Convert to fraction form
    26,801.67/36,986.52 = 14,865.21/x
  3. Step 3: Cross multiply
    26,801.67x = 36,986.52 × 14,865.21
  4. Step 4: Simplify right side
    26,801.67x = 549,812,386.97
  5. Step 5: Solve for x
    x = 549,812,386.97/26,801.67
  6. Step 6: Final answer
    x = 20,514.11

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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.