Home / 17,038.89-23,513.76-9,963.81

Finding the Fourth Proportional to 17,038.89, 23,513.76 and 9,963.81

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Solution

The fourth proportional to 17,038.89, 23,513.76 and 9,963.81 is: 13,750.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,038.89 : 23,513.76 = 9,963.81 : x
  2. Step 2: Convert to fraction form
    17,038.89/23,513.76 = 9,963.81/x
  3. Step 3: Cross multiply
    17,038.89x = 23,513.76 × 9,963.81
  4. Step 4: Simplify right side
    17,038.89x = 234,286,637.03
  5. Step 5: Solve for x
    x = 234,286,637.03/17,038.89
  6. Step 6: Final answer
    x = 13,750.11

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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.