Home / 47,155.57-70,733.37-12,095.23

Finding the Fourth Proportional to 47,155.57, 70,733.37 and 12,095.23

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Solution

The fourth proportional to 47,155.57, 70,733.37 and 12,095.23 is: 18,142.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    47,155.57 : 70,733.37 = 12,095.23 : x
  2. Step 2: Convert to fraction form
    47,155.57/70,733.37 = 12,095.23/x
  3. Step 3: Cross multiply
    47,155.57x = 70,733.37 × 12,095.23
  4. Step 4: Simplify right side
    47,155.57x = 855,536,025.16
  5. Step 5: Solve for x
    x = 855,536,025.16/47,155.57
  6. Step 6: Final answer
    x = 18,142.84

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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.