Home / 18,068.91-24,935.10-10,112.67

Finding the Fourth Proportional to 18,068.91, 24,935.10 and 10,112.67

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Solution

The fourth proportional to 18,068.91, 24,935.10 and 10,112.67 is: 13,955.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,068.91 : 24,935.10 = 10,112.67 : x
  2. Step 2: Convert to fraction form
    18,068.91/24,935.10 = 10,112.67/x
  3. Step 3: Cross multiply
    18,068.91x = 24,935.10 × 10,112.67
  4. Step 4: Simplify right side
    18,068.91x = 252,160,437.72
  5. Step 5: Solve for x
    x = 252,160,437.72/18,068.91
  6. Step 6: Final answer
    x = 13,955.49

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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.