Home / 40,818.28-56,328.42-22,913.32

Finding the Fourth Proportional to 40,818.28, 56,328.42 and 22,913.32

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Solution

The fourth proportional to 40,818.28, 56,328.42 and 22,913.32 is: 31,619.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,818.28 : 56,328.42 = 22,913.32 : x
  2. Step 2: Convert to fraction form
    40,818.28/56,328.42 = 22,913.32/x
  3. Step 3: Cross multiply
    40,818.28x = 56,328.42 × 22,913.32
  4. Step 4: Simplify right side
    40,818.28x = 1,290,671,112.55
  5. Step 5: Solve for x
    x = 1,290,671,112.55/40,818.28
  6. Step 6: Final answer
    x = 31,619.93

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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.