Home / 15,929.04-23,894.64-12,460.08

Finding the Fourth Proportional to 15,929.04, 23,894.64 and 12,460.08

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Solution

The fourth proportional to 15,929.04, 23,894.64 and 12,460.08 is: 18,690.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,929.04 : 23,894.64 = 12,460.08 : x
  2. Step 2: Convert to fraction form
    15,929.04/23,894.64 = 12,460.08/x
  3. Step 3: Cross multiply
    15,929.04x = 23,894.64 × 12,460.08
  4. Step 4: Simplify right side
    15,929.04x = 297,729,125.97
  5. Step 5: Solve for x
    x = 297,729,125.97/15,929.04
  6. Step 6: Final answer
    x = 18,690.96

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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.