Home / 47,389.41-65,411.86-29,245.68

Finding the Fourth Proportional to 47,389.41, 65,411.86 and 29,245.68

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Solution

The fourth proportional to 47,389.41, 65,411.86 and 29,245.68 is: 40,367.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    47,389.41 : 65,411.86 = 29,245.68 : x
  2. Step 2: Convert to fraction form
    47,389.41/65,411.86 = 29,245.68/x
  3. Step 3: Cross multiply
    47,389.41x = 65,411.86 × 29,245.68
  4. Step 4: Simplify right side
    47,389.41x = 1,913,014,325.76
  5. Step 5: Solve for x
    x = 1,913,014,325.76/47,389.41
  6. Step 6: Final answer
    x = 40,367.97

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.