Home / 25,342.12-34,971.11-14,730.92

Finding the Fourth Proportional to 25,342.12, 34,971.11 and 14,730.92

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Solution

The fourth proportional to 25,342.12, 34,971.11 and 14,730.92 is: 20,328.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,342.12 : 34,971.11 = 14,730.92 : x
  2. Step 2: Convert to fraction form
    25,342.12/34,971.11 = 14,730.92/x
  3. Step 3: Cross multiply
    25,342.12x = 34,971.11 × 14,730.92
  4. Step 4: Simplify right side
    25,342.12x = 515,156,462.64
  5. Step 5: Solve for x
    x = 515,156,462.64/25,342.12
  6. Step 6: Final answer
    x = 20,328.07

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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.