Home / 39,621.28-59,435.60-14,327.12

Finding the Fourth Proportional to 39,621.28, 59,435.60 and 14,327.12

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Solution

The fourth proportional to 39,621.28, 59,435.60 and 14,327.12 is: 21,492.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,621.28 : 59,435.60 = 14,327.12 : x
  2. Step 2: Convert to fraction form
    39,621.28/59,435.60 = 14,327.12/x
  3. Step 3: Cross multiply
    39,621.28x = 59,435.60 × 14,327.12
  4. Step 4: Simplify right side
    39,621.28x = 851,540,901.84
  5. Step 5: Solve for x
    x = 851,540,901.84/39,621.28
  6. Step 6: Final answer
    x = 21,492.01

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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.