Home / 25,598.89-38,398.33-8,070.09

Finding the Fourth Proportional to 25,598.89, 38,398.33 and 8,070.09

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Solution

The fourth proportional to 25,598.89, 38,398.33 and 8,070.09 is: 12,105.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,598.89 : 38,398.33 = 8,070.09 : x
  2. Step 2: Convert to fraction form
    25,598.89/38,398.33 = 8,070.09/x
  3. Step 3: Cross multiply
    25,598.89x = 38,398.33 × 8,070.09
  4. Step 4: Simplify right side
    25,598.89x = 309,877,978.95
  5. Step 5: Solve for x
    x = 309,877,978.95/25,598.89
  6. Step 6: Final answer
    x = 12,105.13

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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.