Home / 15,711.48-23,571.27-4,618.53

Finding the Fourth Proportional to 15,711.48, 23,571.27 and 4,618.53

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Solution

The fourth proportional to 15,711.48, 23,571.27 and 4,618.53 is: 6,928.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,711.48 : 23,571.27 = 4,618.53 : x
  2. Step 2: Convert to fraction form
    15,711.48/23,571.27 = 4,618.53/x
  3. Step 3: Cross multiply
    15,711.48x = 23,571.27 × 4,618.53
  4. Step 4: Simplify right side
    15,711.48x = 108,864,617.63
  5. Step 5: Solve for x
    x = 108,864,617.63/15,711.48
  6. Step 6: Final answer
    x = 6,928.99

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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.