Home / 47,113.60-70,670.40-15,523.60

Finding the Fourth Proportional to 47,113.60, 70,670.40 and 15,523.60

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Solution

The fourth proportional to 47,113.60, 70,670.40 and 15,523.60 is: 23,285.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    47,113.60 : 70,670.40 = 15,523.60 : x
  2. Step 2: Convert to fraction form
    47,113.60/70,670.40 = 15,523.60/x
  3. Step 3: Cross multiply
    47,113.60x = 70,670.40 × 15,523.60
  4. Step 4: Simplify right side
    47,113.60x = 1,097,059,021.44
  5. Step 5: Solve for x
    x = 1,097,059,021.44/47,113.60
  6. Step 6: Final answer
    x = 23,285.40

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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.