Home / 27,285.84-40,929.26-8,565.45

Finding the Fourth Proportional to 27,285.84, 40,929.26 and 8,565.45

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Solution

The fourth proportional to 27,285.84, 40,929.26 and 8,565.45 is: 12,848.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,285.84 : 40,929.26 = 8,565.45 : x
  2. Step 2: Convert to fraction form
    27,285.84/40,929.26 = 8,565.45/x
  3. Step 3: Cross multiply
    27,285.84x = 40,929.26 × 8,565.45
  4. Step 4: Simplify right side
    27,285.84x = 350,577,487.24
  5. Step 5: Solve for x
    x = 350,577,487.24/27,285.84
  6. Step 6: Final answer
    x = 12,848.33

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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.