Home / 23,751.04-32,777.40-13,140.50

Finding the Fourth Proportional to 23,751.04, 32,777.40 and 13,140.50

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Solution

The fourth proportional to 23,751.04, 32,777.40 and 13,140.50 is: 18,134.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    23,751.04 : 32,777.40 = 13,140.50 : x
  2. Step 2: Convert to fraction form
    23,751.04/32,777.40 = 13,140.50/x
  3. Step 3: Cross multiply
    23,751.04x = 32,777.40 × 13,140.50
  4. Step 4: Simplify right side
    23,751.04x = 430,711,424.70
  5. Step 5: Solve for x
    x = 430,711,424.70/23,751.04
  6. Step 6: Final answer
    x = 18,134.42

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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.