Home / 18,011.45-24,858.15-10,055.33

Finding the Fourth Proportional to 18,011.45, 24,858.15 and 10,055.33

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Solution

The fourth proportional to 18,011.45, 24,858.15 and 10,055.33 is: 13,877.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,011.45 : 24,858.15 = 10,055.33 : x
  2. Step 2: Convert to fraction form
    18,011.45/24,858.15 = 10,055.33/x
  3. Step 3: Cross multiply
    18,011.45x = 24,858.15 × 10,055.33
  4. Step 4: Simplify right side
    18,011.45x = 249,956,901.44
  5. Step 5: Solve for x
    x = 249,956,901.44/18,011.45
  6. Step 6: Final answer
    x = 13,877.67

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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.