Home / 25,319.86-37,948.95-17,926.42

Finding the Fourth Proportional to 25,319.86, 37,948.95 and 17,926.42

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Solution

The fourth proportional to 25,319.86, 37,948.95 and 17,926.42 is: 26,867.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,319.86 : 37,948.95 = 17,926.42 : x
  2. Step 2: Convert to fraction form
    25,319.86/37,948.95 = 17,926.42/x
  3. Step 3: Cross multiply
    25,319.86x = 37,948.95 × 17,926.42
  4. Step 4: Simplify right side
    25,319.86x = 680,288,816.26
  5. Step 5: Solve for x
    x = 680,288,816.26/25,319.86
  6. Step 6: Final answer
    x = 26,867.80

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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.