Home / 47,217.21-70,804.61-13,925.60

Finding the Fourth Proportional to 47,217.21, 70,804.61 and 13,925.60

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Solution

The fourth proportional to 47,217.21, 70,804.61 and 13,925.60 is: 20,882.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    47,217.21 : 70,804.61 = 13,925.60 : x
  2. Step 2: Convert to fraction form
    47,217.21/70,804.61 = 13,925.60/x
  3. Step 3: Cross multiply
    47,217.21x = 70,804.61 × 13,925.60
  4. Step 4: Simplify right side
    47,217.21x = 985,996,677.02
  5. Step 5: Solve for x
    x = 985,996,677.02/47,217.21
  6. Step 6: Final answer
    x = 20,882.15

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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.