Home / 39,130.17-58,683.51-11,043.42

Finding the Fourth Proportional to 39,130.17, 58,683.51 and 11,043.42

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Solution

The fourth proportional to 39,130.17, 58,683.51 and 11,043.42 is: 16,561.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,130.17 : 58,683.51 = 11,043.42 : x
  2. Step 2: Convert to fraction form
    39,130.17/58,683.51 = 11,043.42/x
  3. Step 3: Cross multiply
    39,130.17x = 58,683.51 × 11,043.42
  4. Step 4: Simplify right side
    39,130.17x = 648,066,648.00
  5. Step 5: Solve for x
    x = 648,066,648.00/39,130.17
  6. Step 6: Final answer
    x = 16,561.82

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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.