Home / 15,666.08-23,489.73-7,347.92

Finding the Fourth Proportional to 15,666.08, 23,489.73 and 7,347.92

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Solution

The fourth proportional to 15,666.08, 23,489.73 and 7,347.92 is: 11,017.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,666.08 : 23,489.73 = 7,347.92 : x
  2. Step 2: Convert to fraction form
    15,666.08/23,489.73 = 7,347.92/x
  3. Step 3: Cross multiply
    15,666.08x = 23,489.73 × 7,347.92
  4. Step 4: Simplify right side
    15,666.08x = 172,600,539.41
  5. Step 5: Solve for x
    x = 172,600,539.41/15,666.08
  6. Step 6: Final answer
    x = 11,017.47

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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.