Home / 27,513.88-37,969.34-14,938.62

Finding the Fourth Proportional to 27,513.88, 37,969.34 and 14,938.62

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Solution

The fourth proportional to 27,513.88, 37,969.34 and 14,938.62 is: 20,615.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,513.88 : 37,969.34 = 14,938.62 : x
  2. Step 2: Convert to fraction form
    27,513.88/37,969.34 = 14,938.62/x
  3. Step 3: Cross multiply
    27,513.88x = 37,969.34 × 14,938.62
  4. Step 4: Simplify right side
    27,513.88x = 567,209,541.91
  5. Step 5: Solve for x
    x = 567,209,541.91/27,513.88
  6. Step 6: Final answer
    x = 20,615.40

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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.