Home / 14,227.47-21,317.85-10,047.21

Finding the Fourth Proportional to 14,227.47, 21,317.85 and 10,047.21

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Solution

The fourth proportional to 14,227.47, 21,317.85 and 10,047.21 is: 15,054.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,227.47 : 21,317.85 = 10,047.21 : x
  2. Step 2: Convert to fraction form
    14,227.47/21,317.85 = 10,047.21/x
  3. Step 3: Cross multiply
    14,227.47x = 21,317.85 × 10,047.21
  4. Step 4: Simplify right side
    14,227.47x = 214,184,915.70
  5. Step 5: Solve for x
    x = 214,184,915.70/14,227.47
  6. Step 6: Final answer
    x = 15,054.32

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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.