Home / 27,513.60-37,968.48-14,938.40

Finding the Fourth Proportional to 27,513.60, 37,968.48 and 14,938.40

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Solution

The fourth proportional to 27,513.60, 37,968.48 and 14,938.40 is: 20,614.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,513.60 : 37,968.48 = 14,938.40 : x
  2. Step 2: Convert to fraction form
    27,513.60/37,968.48 = 14,938.40/x
  3. Step 3: Cross multiply
    27,513.60x = 37,968.48 × 14,938.40
  4. Step 4: Simplify right side
    27,513.60x = 567,188,341.63
  5. Step 5: Solve for x
    x = 567,188,341.63/27,513.60
  6. Step 6: Final answer
    x = 20,614.84

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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.