Home / 25,212.48-37,818.90-9,421.08

Finding the Fourth Proportional to 25,212.48, 37,818.90 and 9,421.08

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Solution

The fourth proportional to 25,212.48, 37,818.90 and 9,421.08 is: 14,131.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,212.48 : 37,818.90 = 9,421.08 : x
  2. Step 2: Convert to fraction form
    25,212.48/37,818.90 = 9,421.08/x
  3. Step 3: Cross multiply
    25,212.48x = 37,818.90 × 9,421.08
  4. Step 4: Simplify right side
    25,212.48x = 356,294,882.41
  5. Step 5: Solve for x
    x = 356,294,882.41/25,212.48
  6. Step 6: Final answer
    x = 14,131.69

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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.