Home / 39,321.02-58,903.50-18,559.10

Finding the Fourth Proportional to 39,321.02, 58,903.50 and 18,559.10

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Solution

The fourth proportional to 39,321.02, 58,903.50 and 18,559.10 is: 27,801.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,321.02 : 58,903.50 = 18,559.10 : x
  2. Step 2: Convert to fraction form
    39,321.02/58,903.50 = 18,559.10/x
  3. Step 3: Cross multiply
    39,321.02x = 58,903.50 × 18,559.10
  4. Step 4: Simplify right side
    39,321.02x = 1,093,195,946.85
  5. Step 5: Solve for x
    x = 1,093,195,946.85/39,321.02
  6. Step 6: Final answer
    x = 27,801.82

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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.