Home / 31,552.60-47,271.30-19,226.20

Finding the Fourth Proportional to 31,552.60, 47,271.30 and 19,226.20

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Solution

The fourth proportional to 31,552.60, 47,271.30 and 19,226.20 is: 28,804.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,552.60 : 47,271.30 = 19,226.20 : x
  2. Step 2: Convert to fraction form
    31,552.60/47,271.30 = 19,226.20/x
  3. Step 3: Cross multiply
    31,552.60x = 47,271.30 × 19,226.20
  4. Step 4: Simplify right side
    31,552.60x = 908,847,468.06
  5. Step 5: Solve for x
    x = 908,847,468.06/31,552.60
  6. Step 6: Final answer
    x = 28,804.20

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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.