Home / 25,696.34-38,547.10-6,976.68

Finding the Fourth Proportional to 25,696.34, 38,547.10 and 6,976.68

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Solution

The fourth proportional to 25,696.34, 38,547.10 and 6,976.68 is: 10,465.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,696.34 : 38,547.10 = 6,976.68 : x
  2. Step 2: Convert to fraction form
    25,696.34/38,547.10 = 6,976.68/x
  3. Step 3: Cross multiply
    25,696.34x = 38,547.10 × 6,976.68
  4. Step 4: Simplify right side
    25,696.34x = 268,930,781.63
  5. Step 5: Solve for x
    x = 268,930,781.63/25,696.34
  6. Step 6: Final answer
    x = 10,465.72

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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.