Home / 23,541.41-32,487.36-12,931.28

Finding the Fourth Proportional to 23,541.41, 32,487.36 and 12,931.28

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Solution

The fourth proportional to 23,541.41, 32,487.36 and 12,931.28 is: 17,845.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    23,541.41 : 32,487.36 = 12,931.28 : x
  2. Step 2: Convert to fraction form
    23,541.41/32,487.36 = 12,931.28/x
  3. Step 3: Cross multiply
    23,541.41x = 32,487.36 × 12,931.28
  4. Step 4: Simplify right side
    23,541.41x = 420,103,148.62
  5. Step 5: Solve for x
    x = 420,103,148.62/23,541.41
  6. Step 6: Final answer
    x = 17,845.28

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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.