Home / 17,230.55-23,784.72-16,756.53

Finding the Fourth Proportional to 17,230.55, 23,784.72 and 16,756.53

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Solution

The fourth proportional to 17,230.55, 23,784.72 and 16,756.53 is: 23,130.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,230.55 : 23,784.72 = 16,756.53 : x
  2. Step 2: Convert to fraction form
    17,230.55/23,784.72 = 16,756.53/x
  3. Step 3: Cross multiply
    17,230.55x = 23,784.72 × 16,756.53
  4. Step 4: Simplify right side
    17,230.55x = 398,549,374.22
  5. Step 5: Solve for x
    x = 398,549,374.22/17,230.55
  6. Step 6: Final answer
    x = 23,130.40

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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.