Home / 39,452.32-59,179.02-13,157.08

Finding the Fourth Proportional to 39,452.32, 59,179.02 and 13,157.08

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Solution

The fourth proportional to 39,452.32, 59,179.02 and 13,157.08 is: 19,735.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,452.32 : 59,179.02 = 13,157.08 : x
  2. Step 2: Convert to fraction form
    39,452.32/59,179.02 = 13,157.08/x
  3. Step 3: Cross multiply
    39,452.32x = 59,179.02 × 13,157.08
  4. Step 4: Simplify right side
    39,452.32x = 778,623,100.46
  5. Step 5: Solve for x
    x = 778,623,100.46/39,452.32
  6. Step 6: Final answer
    x = 19,735.80

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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.