Home / 25,095.73-34,631.67-13,765.45

Finding the Fourth Proportional to 25,095.73, 34,631.67 and 13,765.45

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Solution

The fourth proportional to 25,095.73, 34,631.67 and 13,765.45 is: 18,996.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,095.73 : 34,631.67 = 13,765.45 : x
  2. Step 2: Convert to fraction form
    25,095.73/34,631.67 = 13,765.45/x
  3. Step 3: Cross multiply
    25,095.73x = 34,631.67 × 13,765.45
  4. Step 4: Simplify right side
    25,095.73x = 476,720,521.80
  5. Step 5: Solve for x
    x = 476,720,521.80/25,095.73
  6. Step 6: Final answer
    x = 18,996.08

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.