Home / 15,776.14-23,664.18-6,421.24

Finding the Fourth Proportional to 15,776.14, 23,664.18 and 6,421.24

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Solution

The fourth proportional to 15,776.14, 23,664.18 and 6,421.24 is: 9,631.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,776.14 : 23,664.18 = 6,421.24 : x
  2. Step 2: Convert to fraction form
    15,776.14/23,664.18 = 6,421.24/x
  3. Step 3: Cross multiply
    15,776.14x = 23,664.18 × 6,421.24
  4. Step 4: Simplify right side
    15,776.14x = 151,953,379.18
  5. Step 5: Solve for x
    x = 151,953,379.18/15,776.14
  6. Step 6: Final answer
    x = 9,631.85

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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.