Home / 47,297.54-70,937.80-12,235.07

Finding the Fourth Proportional to 47,297.54, 70,937.80 and 12,235.07

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Solution

The fourth proportional to 47,297.54, 70,937.80 and 12,235.07 is: 18,350.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    47,297.54 : 70,937.80 = 12,235.07 : x
  2. Step 2: Convert to fraction form
    47,297.54/70,937.80 = 12,235.07/x
  3. Step 3: Cross multiply
    47,297.54x = 70,937.80 × 12,235.07
  4. Step 4: Simplify right side
    47,297.54x = 867,929,095.40
  5. Step 5: Solve for x
    x = 867,929,095.40/47,297.54
  6. Step 6: Final answer
    x = 18,350.41

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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.