Home / 25,925.99-38,909.75-11,892.63

Finding the Fourth Proportional to 25,925.99, 38,909.75 and 11,892.63

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Solution

The fourth proportional to 25,925.99, 38,909.75 and 11,892.63 is: 17,848.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,925.99 : 38,909.75 = 11,892.63 : x
  2. Step 2: Convert to fraction form
    25,925.99/38,909.75 = 11,892.63/x
  3. Step 3: Cross multiply
    25,925.99x = 38,909.75 × 11,892.63
  4. Step 4: Simplify right side
    25,925.99x = 462,739,289.87
  5. Step 5: Solve for x
    x = 462,739,289.87/25,925.99
  6. Step 6: Final answer
    x = 17,848.47

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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.