Home / 18,030.16-24,879.42-10,072.12

Finding the Fourth Proportional to 18,030.16, 24,879.42 and 10,072.12

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Solution

The fourth proportional to 18,030.16, 24,879.42 and 10,072.12 is: 13,898.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,030.16 : 24,879.42 = 10,072.12 : x
  2. Step 2: Convert to fraction form
    18,030.16/24,879.42 = 10,072.12/x
  3. Step 3: Cross multiply
    18,030.16x = 24,879.42 × 10,072.12
  4. Step 4: Simplify right side
    18,030.16x = 250,588,503.77
  5. Step 5: Solve for x
    x = 250,588,503.77/18,030.16
  6. Step 6: Final answer
    x = 13,898.30

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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.