Home / 32,957.14-45,444.41-21,001.54

Finding the Fourth Proportional to 32,957.14, 45,444.41 and 21,001.54

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Solution

The fourth proportional to 32,957.14, 45,444.41 and 21,001.54 is: 28,958.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    32,957.14 : 45,444.41 = 21,001.54 : x
  2. Step 2: Convert to fraction form
    32,957.14/45,444.41 = 21,001.54/x
  3. Step 3: Cross multiply
    32,957.14x = 45,444.41 × 21,001.54
  4. Step 4: Simplify right side
    32,957.14x = 954,402,594.39
  5. Step 5: Solve for x
    x = 954,402,594.39/32,957.14
  6. Step 6: Final answer
    x = 28,958.90

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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.