Home / 32,875.58-45,332.62-20,923.62

Finding the Fourth Proportional to 32,875.58, 45,332.62 and 20,923.62

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Solution

The fourth proportional to 32,875.58, 45,332.62 and 20,923.62 is: 28,851.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    32,875.58 : 45,332.62 = 20,923.62 : x
  2. Step 2: Convert to fraction form
    32,875.58/45,332.62 = 20,923.62/x
  3. Step 3: Cross multiply
    32,875.58x = 45,332.62 × 20,923.62
  4. Step 4: Simplify right side
    32,875.58x = 948,522,409.87
  5. Step 5: Solve for x
    x = 948,522,409.87/32,875.58
  6. Step 6: Final answer
    x = 28,851.89

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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.