Home / 32,135.71-44,335.87-20,938.27

Finding the Fourth Proportional to 32,135.71, 44,335.87 and 20,938.27

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Solution

The fourth proportional to 32,135.71, 44,335.87 and 20,938.27 is: 28,887.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    32,135.71 : 44,335.87 = 20,938.27 : x
  2. Step 2: Convert to fraction form
    32,135.71/44,335.87 = 20,938.27/x
  3. Step 3: Cross multiply
    32,135.71x = 44,335.87 × 20,938.27
  4. Step 4: Simplify right side
    32,135.71x = 928,316,416.74
  5. Step 5: Solve for x
    x = 928,316,416.74/32,135.71
  6. Step 6: Final answer
    x = 28,887.38

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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.