Home / 39,398.18-59,098.30-11,317.10

Finding the Fourth Proportional to 39,398.18, 59,098.30 and 11,317.10

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Solution

The fourth proportional to 39,398.18, 59,098.30 and 11,317.10 is: 16,975.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,398.18 : 59,098.30 = 11,317.10 : x
  2. Step 2: Convert to fraction form
    39,398.18/59,098.30 = 11,317.10/x
  3. Step 3: Cross multiply
    39,398.18x = 59,098.30 × 11,317.10
  4. Step 4: Simplify right side
    39,398.18x = 668,821,047.15
  5. Step 5: Solve for x
    x = 668,821,047.15/39,398.18
  6. Step 6: Final answer
    x = 16,975.94

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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.