Home / 15,723.09-21,683.03-10,336.01

Finding the Fourth Proportional to 15,723.09, 21,683.03 and 10,336.01

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Solution

The fourth proportional to 15,723.09, 21,683.03 and 10,336.01 is: 14,253.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,723.09 : 21,683.03 = 10,336.01 : x
  2. Step 2: Convert to fraction form
    15,723.09/21,683.03 = 10,336.01/x
  3. Step 3: Cross multiply
    15,723.09x = 21,683.03 × 10,336.01
  4. Step 4: Simplify right side
    15,723.09x = 224,116,014.91
  5. Step 5: Solve for x
    x = 224,116,014.91/15,723.09
  6. Step 6: Final answer
    x = 14,253.94

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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.