Home / 17,291.40-23,864.45-10,123.50

Finding the Fourth Proportional to 17,291.40, 23,864.45 and 10,123.50

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Solution

The fourth proportional to 17,291.40, 23,864.45 and 10,123.50 is: 13,971.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,291.40 : 23,864.45 = 10,123.50 : x
  2. Step 2: Convert to fraction form
    17,291.40/23,864.45 = 10,123.50/x
  3. Step 3: Cross multiply
    17,291.40x = 23,864.45 × 10,123.50
  4. Step 4: Simplify right side
    17,291.40x = 241,591,798.45
  5. Step 5: Solve for x
    x = 241,591,798.45/17,291.40
  6. Step 6: Final answer
    x = 13,971.79

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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.