Home / 18,430.62-25,437.69-10,473.18

Finding the Fourth Proportional to 18,430.62, 25,437.69 and 10,473.18

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Solution

The fourth proportional to 18,430.62, 25,437.69 and 10,473.18 is: 14,454.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,430.62 : 25,437.69 = 10,473.18 : x
  2. Step 2: Convert to fraction form
    18,430.62/25,437.69 = 10,473.18/x
  3. Step 3: Cross multiply
    18,430.62x = 25,437.69 × 10,473.18
  4. Step 4: Simplify right side
    18,430.62x = 266,413,506.15
  5. Step 5: Solve for x
    x = 266,413,506.15/18,430.62
  6. Step 6: Final answer
    x = 14,454.94

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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.