Home / 23,741.28-32,762.08-13,130.72

Finding the Fourth Proportional to 23,741.28, 32,762.08 and 13,130.72

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Solution

The fourth proportional to 23,741.28, 32,762.08 and 13,130.72 is: 18,119.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    23,741.28 : 32,762.08 = 13,130.72 : x
  2. Step 2: Convert to fraction form
    23,741.28/32,762.08 = 13,130.72/x
  3. Step 3: Cross multiply
    23,741.28x = 32,762.08 × 13,130.72
  4. Step 4: Simplify right side
    23,741.28x = 430,189,699.10
  5. Step 5: Solve for x
    x = 430,189,699.10/23,741.28
  6. Step 6: Final answer
    x = 18,119.90

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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.