Home / 32,957.07-45,488.89-18,818.11

Finding the Fourth Proportional to 32,957.07, 45,488.89 and 18,818.11

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Solution

The fourth proportional to 32,957.07, 45,488.89 and 18,818.11 is: 25,973.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    32,957.07 : 45,488.89 = 18,818.11 : x
  2. Step 2: Convert to fraction form
    32,957.07/45,488.89 = 18,818.11/x
  3. Step 3: Cross multiply
    32,957.07x = 45,488.89 × 18,818.11
  4. Step 4: Simplify right side
    32,957.07x = 856,014,935.80
  5. Step 5: Solve for x
    x = 856,014,935.80/32,957.07
  6. Step 6: Final answer
    x = 25,973.64

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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.