Home / 25,377.09-38,065.47-19,835.10

Finding the Fourth Proportional to 25,377.09, 38,065.47 and 19,835.10

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Solution

The fourth proportional to 25,377.09, 38,065.47 and 19,835.10 is: 29,752.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,377.09 : 38,065.47 = 19,835.10 : x
  2. Step 2: Convert to fraction form
    25,377.09/38,065.47 = 19,835.10/x
  3. Step 3: Cross multiply
    25,377.09x = 38,065.47 × 19,835.10
  4. Step 4: Simplify right side
    25,377.09x = 755,032,404.00
  5. Step 5: Solve for x
    x = 755,032,404.00/25,377.09
  6. Step 6: Final answer
    x = 29,752.52

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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.