Home / 25,061.77-34,506.34-21,277.45

Finding the Fourth Proportional to 25,061.77, 34,506.34 and 21,277.45

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Solution

The fourth proportional to 25,061.77, 34,506.34 and 21,277.45 is: 29,295.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,061.77 : 34,506.34 = 21,277.45 : x
  2. Step 2: Convert to fraction form
    25,061.77/34,506.34 = 21,277.45/x
  3. Step 3: Cross multiply
    25,061.77x = 34,506.34 × 21,277.45
  4. Step 4: Simplify right side
    25,061.77x = 734,206,924.03
  5. Step 5: Solve for x
    x = 734,206,924.03/25,061.77
  6. Step 6: Final answer
    x = 29,295.89

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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.