Home / 13,592.52-18,762.35-8,565.21

Finding the Fourth Proportional to 13,592.52, 18,762.35 and 8,565.21

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Solution

The fourth proportional to 13,592.52, 18,762.35 and 8,565.21 is: 11,822.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,592.52 : 18,762.35 = 8,565.21 : x
  2. Step 2: Convert to fraction form
    13,592.52/18,762.35 = 8,565.21/x
  3. Step 3: Cross multiply
    13,592.52x = 18,762.35 × 8,565.21
  4. Step 4: Simplify right side
    13,592.52x = 160,703,425.02
  5. Step 5: Solve for x
    x = 160,703,425.02/13,592.52
  6. Step 6: Final answer
    x = 11,822.93

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.