Home / 25,497.78-38,250.57-13,011

Finding the Fourth Proportional to 25,497.78, 38,250.57 and 13,011

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Solution

The fourth proportional to 25,497.78, 38,250.57 and 13,011 is: 19,518.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,497.78 : 38,250.57 = 13,011 : x
  2. Step 2: Convert to fraction form
    25,497.78/38,250.57 = 13,011/x
  3. Step 3: Cross multiply
    25,497.78x = 38,250.57 × 13,011
  4. Step 4: Simplify right side
    25,497.78x = 497,678,166.27
  5. Step 5: Solve for x
    x = 497,678,166.27/25,497.78
  6. Step 6: Final answer
    x = 19,518.49

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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.