Home / 39,973.60-55,162.84-22,068.22

Finding the Fourth Proportional to 39,973.60, 55,162.84 and 22,068.22

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Solution

The fourth proportional to 39,973.60, 55,162.84 and 22,068.22 is: 30,453.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,973.60 : 55,162.84 = 22,068.22 : x
  2. Step 2: Convert to fraction form
    39,973.60/55,162.84 = 22,068.22/x
  3. Step 3: Cross multiply
    39,973.60x = 55,162.84 × 22,068.22
  4. Step 4: Simplify right side
    39,973.60x = 1,217,345,688.94
  5. Step 5: Solve for x
    x = 1,217,345,688.94/39,973.60
  6. Step 6: Final answer
    x = 30,453.74

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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.