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Finding the Fourth Proportional to 59,461.32, 82,065 and 36,807.60

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Solution

The fourth proportional to 59,461.32, 82,065 and 36,807.60 is: 50,799.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    59,461.32 : 82,065 = 36,807.60 : x
  2. Step 2: Convert to fraction form
    59,461.32/82,065 = 36,807.60/x
  3. Step 3: Cross multiply
    59,461.32x = 82,065 × 36,807.60
  4. Step 4: Simplify right side
    59,461.32x = 3,020,615,694
  5. Step 5: Solve for x
    x = 3,020,615,694/59,461.32
  6. Step 6: Final answer
    x = 50,799.67

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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.