Home / 25,308.30-37,953.09-14,781.90

Finding the Fourth Proportional to 25,308.30, 37,953.09 and 14,781.90

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Solution

The fourth proportional to 25,308.30, 37,953.09 and 14,781.90 is: 22,167.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,308.30 : 37,953.09 = 14,781.90 : x
  2. Step 2: Convert to fraction form
    25,308.30/37,953.09 = 14,781.90/x
  3. Step 3: Cross multiply
    25,308.30x = 37,953.09 × 14,781.90
  4. Step 4: Simplify right side
    25,308.30x = 561,018,781.07
  5. Step 5: Solve for x
    x = 561,018,781.07/25,308.30
  6. Step 6: Final answer
    x = 22,167.38

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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.