Home / 26,862.40-37,059.50-15,529.81

Finding the Fourth Proportional to 26,862.40, 37,059.50 and 15,529.81

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Solution

The fourth proportional to 26,862.40, 37,059.50 and 15,529.81 is: 21,425.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,862.40 : 37,059.50 = 15,529.81 : x
  2. Step 2: Convert to fraction form
    26,862.40/37,059.50 = 15,529.81/x
  3. Step 3: Cross multiply
    26,862.40x = 37,059.50 × 15,529.81
  4. Step 4: Simplify right side
    26,862.40x = 575,526,993.70
  5. Step 5: Solve for x
    x = 575,526,993.70/26,862.40
  6. Step 6: Final answer
    x = 21,425.00

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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.