Home / 47,271.21-70,928.34-17,691.35

Finding the Fourth Proportional to 47,271.21, 70,928.34 and 17,691.35

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Solution

The fourth proportional to 47,271.21, 70,928.34 and 17,691.35 is: 26,545.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    47,271.21 : 70,928.34 = 17,691.35 : x
  2. Step 2: Convert to fraction form
    47,271.21/70,928.34 = 17,691.35/x
  3. Step 3: Cross multiply
    47,271.21x = 70,928.34 × 17,691.35
  4. Step 4: Simplify right side
    47,271.21x = 1,254,817,766.39
  5. Step 5: Solve for x
    x = 1,254,817,766.39/47,271.21
  6. Step 6: Final answer
    x = 26,545.07

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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.