Home / 25,308.23-37,966.98-12,664.61

Finding the Fourth Proportional to 25,308.23, 37,966.98 and 12,664.61

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Solution

The fourth proportional to 25,308.23, 37,966.98 and 12,664.61 is: 18,999.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,308.23 : 37,966.98 = 12,664.61 : x
  2. Step 2: Convert to fraction form
    25,308.23/37,966.98 = 12,664.61/x
  3. Step 3: Cross multiply
    25,308.23x = 37,966.98 × 12,664.61
  4. Step 4: Simplify right side
    25,308.23x = 480,836,804.74
  5. Step 5: Solve for x
    x = 480,836,804.74/25,308.23
  6. Step 6: Final answer
    x = 18,999.23

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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.