Home / 25,854.03-38,778.89-10,267.47

Finding the Fourth Proportional to 25,854.03, 38,778.89 and 10,267.47

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Solution

The fourth proportional to 25,854.03, 38,778.89 and 10,267.47 is: 15,400.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,854.03 : 38,778.89 = 10,267.47 : x
  2. Step 2: Convert to fraction form
    25,854.03/38,778.89 = 10,267.47/x
  3. Step 3: Cross multiply
    25,854.03x = 38,778.89 × 10,267.47
  4. Step 4: Simplify right side
    25,854.03x = 398,161,038.37
  5. Step 5: Solve for x
    x = 398,161,038.37/25,854.03
  6. Step 6: Final answer
    x = 15,400.35

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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.