Home / 18,647.24-25,732.98-10,582.40

Finding the Fourth Proportional to 18,647.24, 25,732.98 and 10,582.40

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Solution

The fourth proportional to 18,647.24, 25,732.98 and 10,582.40 is: 14,603.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,647.24 : 25,732.98 = 10,582.40 : x
  2. Step 2: Convert to fraction form
    18,647.24/25,732.98 = 10,582.40/x
  3. Step 3: Cross multiply
    18,647.24x = 25,732.98 × 10,582.40
  4. Step 4: Simplify right side
    18,647.24x = 272,316,687.55
  5. Step 5: Solve for x
    x = 272,316,687.55/18,647.24
  6. Step 6: Final answer
    x = 14,603.59

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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.