Home / 23,628.40-35,430.29-11,145.07

Finding the Fourth Proportional to 23,628.40, 35,430.29 and 11,145.07

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Solution

The fourth proportional to 23,628.40, 35,430.29 and 11,145.07 is: 16,711.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    23,628.40 : 35,430.29 = 11,145.07 : x
  2. Step 2: Convert to fraction form
    23,628.40/35,430.29 = 11,145.07/x
  3. Step 3: Cross multiply
    23,628.40x = 35,430.29 × 11,145.07
  4. Step 4: Simplify right side
    23,628.40x = 394,873,062.17
  5. Step 5: Solve for x
    x = 394,873,062.17/23,628.40
  6. Step 6: Final answer
    x = 16,711.80

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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.