Home / 25,272.39-37,931.93-12,801.18

Finding the Fourth Proportional to 25,272.39, 37,931.93 and 12,801.18

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Solution

The fourth proportional to 25,272.39, 37,931.93 and 12,801.18 is: 19,213.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,272.39 : 37,931.93 = 12,801.18 : x
  2. Step 2: Convert to fraction form
    25,272.39/37,931.93 = 12,801.18/x
  3. Step 3: Cross multiply
    25,272.39x = 37,931.93 × 12,801.18
  4. Step 4: Simplify right side
    25,272.39x = 485,573,463.68
  5. Step 5: Solve for x
    x = 485,573,463.68/25,272.39
  6. Step 6: Final answer
    x = 19,213.59

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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.