Home / 39,629.48-59,426.93-14,988.20

Finding the Fourth Proportional to 39,629.48, 59,426.93 and 14,988.20

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Solution

The fourth proportional to 39,629.48, 59,426.93 and 14,988.20 is: 22,475.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,629.48 : 59,426.93 = 14,988.20 : x
  2. Step 2: Convert to fraction form
    39,629.48/59,426.93 = 14,988.20/x
  3. Step 3: Cross multiply
    39,629.48x = 59,426.93 × 14,988.20
  4. Step 4: Simplify right side
    39,629.48x = 890,702,340.15
  5. Step 5: Solve for x
    x = 890,702,340.15/39,629.48
  6. Step 6: Final answer
    x = 22,475.75

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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.