Home / 25,949.80-38,955.90-14,864.20

Finding the Fourth Proportional to 25,949.80, 38,955.90 and 14,864.20

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Solution

The fourth proportional to 25,949.80, 38,955.90 and 14,864.20 is: 22,314.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,949.80 : 38,955.90 = 14,864.20 : x
  2. Step 2: Convert to fraction form
    25,949.80/38,955.90 = 14,864.20/x
  3. Step 3: Cross multiply
    25,949.80x = 38,955.90 × 14,864.20
  4. Step 4: Simplify right side
    25,949.80x = 579,048,288.78
  5. Step 5: Solve for x
    x = 579,048,288.78/25,949.80
  6. Step 6: Final answer
    x = 22,314.17

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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.