Home / 27,345.90-40,998.60-14,207.70

Finding the Fourth Proportional to 27,345.90, 40,998.60 and 14,207.70

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Solution

The fourth proportional to 27,345.90, 40,998.60 and 14,207.70 is: 21,301.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,345.90 : 40,998.60 = 14,207.70 : x
  2. Step 2: Convert to fraction form
    27,345.90/40,998.60 = 14,207.70/x
  3. Step 3: Cross multiply
    27,345.90x = 40,998.60 × 14,207.70
  4. Step 4: Simplify right side
    27,345.90x = 582,495,809.22
  5. Step 5: Solve for x
    x = 582,495,809.22/27,345.90
  6. Step 6: Final answer
    x = 21,301.03

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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.