Home / 40,783.68-56,281.68-22,877.64

Finding the Fourth Proportional to 40,783.68, 56,281.68 and 22,877.64

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Solution

The fourth proportional to 40,783.68, 56,281.68 and 22,877.64 is: 31,571.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,783.68 : 56,281.68 = 22,877.64 : x
  2. Step 2: Convert to fraction form
    40,783.68/56,281.68 = 22,877.64/x
  3. Step 3: Cross multiply
    40,783.68x = 56,281.68 × 22,877.64
  4. Step 4: Simplify right side
    40,783.68x = 1,287,592,013.64
  5. Step 5: Solve for x
    x = 1,287,592,013.64/40,783.68
  6. Step 6: Final answer
    x = 31,571.26

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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.