Home / 32,315.56-44,573.70-20,394.16

Finding the Fourth Proportional to 32,315.56, 44,573.70 and 20,394.16

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Solution

The fourth proportional to 32,315.56, 44,573.70 and 20,394.16 is: 28,130.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    32,315.56 : 44,573.70 = 20,394.16 : x
  2. Step 2: Convert to fraction form
    32,315.56/44,573.70 = 20,394.16/x
  3. Step 3: Cross multiply
    32,315.56x = 44,573.70 × 20,394.16
  4. Step 4: Simplify right side
    32,315.56x = 909,043,169.59
  5. Step 5: Solve for x
    x = 909,043,169.59/32,315.56
  6. Step 6: Final answer
    x = 28,130.20

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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.