Home / 18,348.86-27,521.91-5,870.21

Finding the Fourth Proportional to 18,348.86, 27,521.91 and 5,870.21

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Solution

The fourth proportional to 18,348.86, 27,521.91 and 5,870.21 is: 8,804.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,348.86 : 27,521.91 = 5,870.21 : x
  2. Step 2: Convert to fraction form
    18,348.86/27,521.91 = 5,870.21/x
  3. Step 3: Cross multiply
    18,348.86x = 27,521.91 × 5,870.21
  4. Step 4: Simplify right side
    18,348.86x = 161,559,253.69
  5. Step 5: Solve for x
    x = 161,559,253.69/18,348.86
  6. Step 6: Final answer
    x = 8,804.86

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.