Home / 21,587.34-29,788.04-12,025.70

Finding the Fourth Proportional to 21,587.34, 29,788.04 and 12,025.70

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Solution

The fourth proportional to 21,587.34, 29,788.04 and 12,025.70 is: 16,594.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    21,587.34 : 29,788.04 = 12,025.70 : x
  2. Step 2: Convert to fraction form
    21,587.34/29,788.04 = 12,025.70/x
  3. Step 3: Cross multiply
    21,587.34x = 29,788.04 × 12,025.70
  4. Step 4: Simplify right side
    21,587.34x = 358,221,823.56
  5. Step 5: Solve for x
    x = 358,221,823.56/21,587.34
  6. Step 6: Final answer
    x = 16,594.07

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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.