Home / 13,969.98-20,962.50-10,856.24

Finding the Fourth Proportional to 13,969.98, 20,962.50 and 10,856.24

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Solution

The fourth proportional to 13,969.98, 20,962.50 and 10,856.24 is: 16,290.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,969.98 : 20,962.50 = 10,856.24 : x
  2. Step 2: Convert to fraction form
    13,969.98/20,962.50 = 10,856.24/x
  3. Step 3: Cross multiply
    13,969.98x = 20,962.50 × 10,856.24
  4. Step 4: Simplify right side
    13,969.98x = 227,573,931
  5. Step 5: Solve for x
    x = 227,573,931/13,969.98
  6. Step 6: Final answer
    x = 16,290.21

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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.