Home / 25,935.77-38,909.52-7,925.62

Finding the Fourth Proportional to 25,935.77, 38,909.52 and 7,925.62

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Solution

The fourth proportional to 25,935.77, 38,909.52 and 7,925.62 is: 11,890.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,935.77 : 38,909.52 = 7,925.62 : x
  2. Step 2: Convert to fraction form
    25,935.77/38,909.52 = 7,925.62/x
  3. Step 3: Cross multiply
    25,935.77x = 38,909.52 × 7,925.62
  4. Step 4: Simplify right side
    25,935.77x = 308,382,045.58
  5. Step 5: Solve for x
    x = 308,382,045.58/25,935.77
  6. Step 6: Final answer
    x = 11,890.22

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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.