Home / 23,750.79-32,777.06-13,140.24

Finding the Fourth Proportional to 23,750.79, 32,777.06 and 13,140.24

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Solution

The fourth proportional to 23,750.79, 32,777.06 and 13,140.24 is: 18,134.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    23,750.79 : 32,777.06 = 13,140.24 : x
  2. Step 2: Convert to fraction form
    23,750.79/32,777.06 = 13,140.24/x
  3. Step 3: Cross multiply
    23,750.79x = 32,777.06 × 13,140.24
  4. Step 4: Simplify right side
    23,750.79x = 430,698,369.19
  5. Step 5: Solve for x
    x = 430,698,369.19/23,750.79
  6. Step 6: Final answer
    x = 18,134.06

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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.