Home / 15,666.72-23,499.36-4,572.96

Finding the Fourth Proportional to 15,666.72, 23,499.36 and 4,572.96

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Solution

The fourth proportional to 15,666.72, 23,499.36 and 4,572.96 is: 6,859.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,666.72 : 23,499.36 = 4,572.96 : x
  2. Step 2: Convert to fraction form
    15,666.72/23,499.36 = 4,572.96/x
  3. Step 3: Cross multiply
    15,666.72x = 23,499.36 × 4,572.96
  4. Step 4: Simplify right side
    15,666.72x = 107,461,633.31
  5. Step 5: Solve for x
    x = 107,461,633.31/15,666.72
  6. Step 6: Final answer
    x = 6,859.23

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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.