Home / 25,583.84-38,368.12-11,535.76

Finding the Fourth Proportional to 25,583.84, 38,368.12 and 11,535.76

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Solution

The fourth proportional to 25,583.84, 38,368.12 and 11,535.76 is: 17,300.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,583.84 : 38,368.12 = 11,535.76 : x
  2. Step 2: Convert to fraction form
    25,583.84/38,368.12 = 11,535.76/x
  3. Step 3: Cross multiply
    25,583.84x = 38,368.12 × 11,535.76
  4. Step 4: Simplify right side
    25,583.84x = 442,605,423.97
  5. Step 5: Solve for x
    x = 442,605,423.97/25,583.84
  6. Step 6: Final answer
    x = 17,300.20

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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.