Home / 14,863.02-20,513.21-9,487.75

Finding the Fourth Proportional to 14,863.02, 20,513.21 and 9,487.75

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Solution

The fourth proportional to 14,863.02, 20,513.21 and 9,487.75 is: 13,094.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,863.02 : 20,513.21 = 9,487.75 : x
  2. Step 2: Convert to fraction form
    14,863.02/20,513.21 = 9,487.75/x
  3. Step 3: Cross multiply
    14,863.02x = 20,513.21 × 9,487.75
  4. Step 4: Simplify right side
    14,863.02x = 194,624,208.18
  5. Step 5: Solve for x
    x = 194,624,208.18/14,863.02
  6. Step 6: Final answer
    x = 13,094.53

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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.