Home / 35,989.20-54,048.60-26,139.60

Finding the Fourth Proportional to 35,989.20, 54,048.60 and 26,139.60

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Solution

The fourth proportional to 35,989.20, 54,048.60 and 26,139.60 is: 39,256.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    35,989.20 : 54,048.60 = 26,139.60 : x
  2. Step 2: Convert to fraction form
    35,989.20/54,048.60 = 26,139.60/x
  3. Step 3: Cross multiply
    35,989.20x = 54,048.60 × 26,139.60
  4. Step 4: Simplify right side
    35,989.20x = 1,412,808,784.56
  5. Step 5: Solve for x
    x = 1,412,808,784.56/35,989.20
  6. Step 6: Final answer
    x = 39,256.47

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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.