Home / 13,582.48-20,373.77-4,817.65

Finding the Fourth Proportional to 13,582.48, 20,373.77 and 4,817.65

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Solution

The fourth proportional to 13,582.48, 20,373.77 and 4,817.65 is: 7,226.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,582.48 : 20,373.77 = 4,817.65 : x
  2. Step 2: Convert to fraction form
    13,582.48/20,373.77 = 4,817.65/x
  3. Step 3: Cross multiply
    13,582.48x = 20,373.77 × 4,817.65
  4. Step 4: Simplify right side
    13,582.48x = 98,153,693.04
  5. Step 5: Solve for x
    x = 98,153,693.04/13,582.48
  6. Step 6: Final answer
    x = 7,226.49

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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.