Home / 39,478.66-59,216.58-9,896.74

Finding the Fourth Proportional to 39,478.66, 59,216.58 and 9,896.74

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Solution

The fourth proportional to 39,478.66, 59,216.58 and 9,896.74 is: 14,844.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,478.66 : 59,216.58 = 9,896.74 : x
  2. Step 2: Convert to fraction form
    39,478.66/59,216.58 = 9,896.74/x
  3. Step 3: Cross multiply
    39,478.66x = 59,216.58 × 9,896.74
  4. Step 4: Simplify right side
    39,478.66x = 586,051,095.95
  5. Step 5: Solve for x
    x = 586,051,095.95/39,478.66
  6. Step 6: Final answer
    x = 14,844.76

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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.