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Finding the Fourth Proportional to 47,197.48, 70,839.96 and 23,840.32

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Solution

The fourth proportional to 47,197.48, 70,839.96 and 23,840.32 is: 35,782.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    47,197.48 : 70,839.96 = 23,840.32 : x
  2. Step 2: Convert to fraction form
    47,197.48/70,839.96 = 23,840.32/x
  3. Step 3: Cross multiply
    47,197.48x = 70,839.96 × 23,840.32
  4. Step 4: Simplify right side
    47,197.48x = 1,688,847,315.19
  5. Step 5: Solve for x
    x = 1,688,847,315.19/47,197.48
  6. Step 6: Final answer
    x = 35,782.57

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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.