Home / 51,857.29-77,790.03-25,547.68

Finding the Fourth Proportional to 51,857.29, 77,790.03 and 25,547.68

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Solution

The fourth proportional to 51,857.29, 77,790.03 and 25,547.68 is: 38,323.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    51,857.29 : 77,790.03 = 25,547.68 : x
  2. Step 2: Convert to fraction form
    51,857.29/77,790.03 = 25,547.68/x
  3. Step 3: Cross multiply
    51,857.29x = 77,790.03 × 25,547.68
  4. Step 4: Simplify right side
    51,857.29x = 1,987,354,793.63
  5. Step 5: Solve for x
    x = 1,987,354,793.63/51,857.29
  6. Step 6: Final answer
    x = 38,323.54

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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.