Home / 29,288.00-40,417.49-15,859.37

Finding the Fourth Proportional to 29,288.00, 40,417.49 and 15,859.37

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Solution

The fourth proportional to 29,288.00, 40,417.49 and 15,859.37 is: 21,885.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    29,288.00 : 40,417.49 = 15,859.37 : x
  2. Step 2: Convert to fraction form
    29,288.00/40,417.49 = 15,859.37/x
  3. Step 3: Cross multiply
    29,288.00x = 40,417.49 × 15,859.37
  4. Step 4: Simplify right side
    29,288.00x = 640,996,069.07
  5. Step 5: Solve for x
    x = 640,996,069.07/29,288.00
  6. Step 6: Final answer
    x = 21,885.96

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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.