Home / 39,773.60-59,671.53-13,480.32

Finding the Fourth Proportional to 39,773.60, 59,671.53 and 13,480.32

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Solution

The fourth proportional to 39,773.60, 59,671.53 and 13,480.32 is: 20,224.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,773.60 : 59,671.53 = 13,480.32 : x
  2. Step 2: Convert to fraction form
    39,773.60/59,671.53 = 13,480.32/x
  3. Step 3: Cross multiply
    39,773.60x = 59,671.53 × 13,480.32
  4. Step 4: Simplify right side
    39,773.60x = 804,391,319.29
  5. Step 5: Solve for x
    x = 804,391,319.29/39,773.60
  6. Step 6: Final answer
    x = 20,224.25

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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.