Home / 39,181.89-58,772.57-15,807.99

Finding the Fourth Proportional to 39,181.89, 58,772.57 and 15,807.99

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Solution

The fourth proportional to 39,181.89, 58,772.57 and 15,807.99 is: 23,711.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,181.89 : 58,772.57 = 15,807.99 : x
  2. Step 2: Convert to fraction form
    39,181.89/58,772.57 = 15,807.99/x
  3. Step 3: Cross multiply
    39,181.89x = 58,772.57 × 15,807.99
  4. Step 4: Simplify right side
    39,181.89x = 929,076,119.79
  5. Step 5: Solve for x
    x = 929,076,119.79/39,181.89
  6. Step 6: Final answer
    x = 23,711.88

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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.