Home / 40,300.83-55,615.08-22,397.58

Finding the Fourth Proportional to 40,300.83, 55,615.08 and 22,397.58

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Solution

The fourth proportional to 40,300.83, 55,615.08 and 22,397.58 is: 30,908.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,300.83 : 55,615.08 = 22,397.58 : x
  2. Step 2: Convert to fraction form
    40,300.83/55,615.08 = 22,397.58/x
  3. Step 3: Cross multiply
    40,300.83x = 55,615.08 × 22,397.58
  4. Step 4: Simplify right side
    40,300.83x = 1,245,643,203.51
  5. Step 5: Solve for x
    x = 1,245,643,203.51/40,300.83
  6. Step 6: Final answer
    x = 30,908.62

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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.