Home / 16,962.48-23,356.08-14,720.40

Finding the Fourth Proportional to 16,962.48, 23,356.08 and 14,720.40

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Solution

The fourth proportional to 16,962.48, 23,356.08 and 14,720.40 is: 20,268.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,962.48 : 23,356.08 = 14,720.40 : x
  2. Step 2: Convert to fraction form
    16,962.48/23,356.08 = 14,720.40/x
  3. Step 3: Cross multiply
    16,962.48x = 23,356.08 × 14,720.40
  4. Step 4: Simplify right side
    16,962.48x = 343,810,840.03
  5. Step 5: Solve for x
    x = 343,810,840.03/16,962.48
  6. Step 6: Final answer
    x = 20,268.90

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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.