Home / 23,715.81-32,727.48-13,105.62

Finding the Fourth Proportional to 23,715.81, 32,727.48 and 13,105.62

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Solution

The fourth proportional to 23,715.81, 32,727.48 and 13,105.62 is: 18,085.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    23,715.81 : 32,727.48 = 13,105.62 : x
  2. Step 2: Convert to fraction form
    23,715.81/32,727.48 = 13,105.62/x
  3. Step 3: Cross multiply
    23,715.81x = 32,727.48 × 13,105.62
  4. Step 4: Simplify right side
    23,715.81x = 428,913,916.44
  5. Step 5: Solve for x
    x = 428,913,916.44/23,715.81
  6. Step 6: Final answer
    x = 18,085.57

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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.