Home / 47,079.60-70,620.57-13,796.16

Finding the Fourth Proportional to 47,079.60, 70,620.57 and 13,796.16

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Solution

The fourth proportional to 47,079.60, 70,620.57 and 13,796.16 is: 20,694.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    47,079.60 : 70,620.57 = 13,796.16 : x
  2. Step 2: Convert to fraction form
    47,079.60/70,620.57 = 13,796.16/x
  3. Step 3: Cross multiply
    47,079.60x = 70,620.57 × 13,796.16
  4. Step 4: Simplify right side
    47,079.60x = 974,292,683.01
  5. Step 5: Solve for x
    x = 974,292,683.01/47,079.60
  6. Step 6: Final answer
    x = 20,694.58

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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.