Home / 42,322.32-63,582.24-36,417.60

Finding the Fourth Proportional to 42,322.32, 63,582.24 and 36,417.60

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Solution

The fourth proportional to 42,322.32, 63,582.24 and 36,417.60 is: 54,711.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    42,322.32 : 63,582.24 = 36,417.60 : x
  2. Step 2: Convert to fraction form
    42,322.32/63,582.24 = 36,417.60/x
  3. Step 3: Cross multiply
    42,322.32x = 63,582.24 × 36,417.60
  4. Step 4: Simplify right side
    42,322.32x = 2,315,512,583.42
  5. Step 5: Solve for x
    x = 2,315,512,583.42/42,322.32
  6. Step 6: Final answer
    x = 54,711.38

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.