Home / 18,011.75-24,855.80-10,054.71

Finding the Fourth Proportional to 18,011.75, 24,855.80 and 10,054.71

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Solution

The fourth proportional to 18,011.75, 24,855.80 and 10,054.71 is: 13,875.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,011.75 : 24,855.80 = 10,054.71 : x
  2. Step 2: Convert to fraction form
    18,011.75/24,855.80 = 10,054.71/x
  3. Step 3: Cross multiply
    18,011.75x = 24,855.80 × 10,054.71
  4. Step 4: Simplify right side
    18,011.75x = 249,917,810.54
  5. Step 5: Solve for x
    x = 249,917,810.54/18,011.75
  6. Step 6: Final answer
    x = 13,875.27

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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.