Home / 25,256.51-37,890.25-12,613.07

Finding the Fourth Proportional to 25,256.51, 37,890.25 and 12,613.07

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Solution

The fourth proportional to 25,256.51, 37,890.25 and 12,613.07 is: 18,922.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,256.51 : 37,890.25 = 12,613.07 : x
  2. Step 2: Convert to fraction form
    25,256.51/37,890.25 = 12,613.07/x
  3. Step 3: Cross multiply
    25,256.51x = 37,890.25 × 12,613.07
  4. Step 4: Simplify right side
    25,256.51x = 477,912,225.63
  5. Step 5: Solve for x
    x = 477,912,225.63/25,256.51
  6. Step 6: Final answer
    x = 18,922.34

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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.