Home / 38,630.58-57,931.29-17,839.50

Finding the Fourth Proportional to 38,630.58, 57,931.29 and 17,839.50

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Solution

The fourth proportional to 38,630.58, 57,931.29 and 17,839.50 is: 26,752.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,630.58 : 57,931.29 = 17,839.50 : x
  2. Step 2: Convert to fraction form
    38,630.58/57,931.29 = 17,839.50/x
  3. Step 3: Cross multiply
    38,630.58x = 57,931.29 × 17,839.50
  4. Step 4: Simplify right side
    38,630.58x = 1,033,465,247.96
  5. Step 5: Solve for x
    x = 1,033,465,247.96/38,630.58
  6. Step 6: Final answer
    x = 26,752.52

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1.5x scale

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.