Home / 39,343.17-54,291.87-22,347.36

Finding the Fourth Proportional to 39,343.17, 54,291.87 and 22,347.36

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Solution

The fourth proportional to 39,343.17, 54,291.87 and 22,347.36 is: 30,838.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,343.17 : 54,291.87 = 22,347.36 : x
  2. Step 2: Convert to fraction form
    39,343.17/54,291.87 = 22,347.36/x
  3. Step 3: Cross multiply
    39,343.17x = 54,291.87 × 22,347.36
  4. Step 4: Simplify right side
    39,343.17x = 1,213,280,019.83
  5. Step 5: Solve for x
    x = 1,213,280,019.83/39,343.17
  6. Step 6: Final answer
    x = 30,838.39

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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.