Home / 47,509.23-71,258.38-12,451.62

Finding the Fourth Proportional to 47,509.23, 71,258.38 and 12,451.62

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Solution

The fourth proportional to 47,509.23, 71,258.38 and 12,451.62 is: 18,676.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    47,509.23 : 71,258.38 = 12,451.62 : x
  2. Step 2: Convert to fraction form
    47,509.23/71,258.38 = 12,451.62/x
  3. Step 3: Cross multiply
    47,509.23x = 71,258.38 × 12,451.62
  4. Step 4: Simplify right side
    47,509.23x = 887,282,575.71
  5. Step 5: Solve for x
    x = 887,282,575.71/47,509.23
  6. Step 6: Final answer
    x = 18,676.00

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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.