Home / 25,316.05-37,981.77-17,934.79

Finding the Fourth Proportional to 25,316.05, 37,981.77 and 17,934.79

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Solution

The fourth proportional to 25,316.05, 37,981.77 and 17,934.79 is: 26,907.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,316.05 : 37,981.77 = 17,934.79 : x
  2. Step 2: Convert to fraction form
    25,316.05/37,981.77 = 17,934.79/x
  3. Step 3: Cross multiply
    25,316.05x = 37,981.77 × 17,934.79
  4. Step 4: Simplify right side
    25,316.05x = 681,195,068.78
  5. Step 5: Solve for x
    x = 681,195,068.78/25,316.05
  6. Step 6: Final answer
    x = 26,907.64

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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.