Home / 39,591.02-59,385.09-11,888.30

Finding the Fourth Proportional to 39,591.02, 59,385.09 and 11,888.30

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Solution

The fourth proportional to 39,591.02, 59,385.09 and 11,888.30 is: 17,832.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,591.02 : 59,385.09 = 11,888.30 : x
  2. Step 2: Convert to fraction form
    39,591.02/59,385.09 = 11,888.30/x
  3. Step 3: Cross multiply
    39,591.02x = 59,385.09 × 11,888.30
  4. Step 4: Simplify right side
    39,591.02x = 705,987,765.45
  5. Step 5: Solve for x
    x = 705,987,765.45/39,591.02
  6. Step 6: Final answer
    x = 17,832.02

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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.