Home / 25,953.40-38,918.58-10,366.84

Finding the Fourth Proportional to 25,953.40, 38,918.58 and 10,366.84

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Solution

The fourth proportional to 25,953.40, 38,918.58 and 10,366.84 is: 15,545.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,953.40 : 38,918.58 = 10,366.84 : x
  2. Step 2: Convert to fraction form
    25,953.40/38,918.58 = 10,366.84/x
  3. Step 3: Cross multiply
    25,953.40x = 38,918.58 × 10,366.84
  4. Step 4: Simplify right side
    25,953.40x = 403,462,691.89
  5. Step 5: Solve for x
    x = 403,462,691.89/25,953.40
  6. Step 6: Final answer
    x = 15,545.66

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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.