Home / 26,938.67-40,404.65-7,218.60

Finding the Fourth Proportional to 26,938.67, 40,404.65 and 7,218.60

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Solution

The fourth proportional to 26,938.67, 40,404.65 and 7,218.60 is: 10,827.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,938.67 : 40,404.65 = 7,218.60 : x
  2. Step 2: Convert to fraction form
    26,938.67/40,404.65 = 7,218.60/x
  3. Step 3: Cross multiply
    26,938.67x = 40,404.65 × 7,218.60
  4. Step 4: Simplify right side
    26,938.67x = 291,664,970.40
  5. Step 5: Solve for x
    x = 291,664,970.40/26,938.67
  6. Step 6: Final answer
    x = 10,827.00

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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.