Home / 16,953.84-23,395.68-9,400.50

Finding the Fourth Proportional to 16,953.84, 23,395.68 and 9,400.50

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Solution

The fourth proportional to 16,953.84, 23,395.68 and 9,400.50 is: 12,972.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,953.84 : 23,395.68 = 9,400.50 : x
  2. Step 2: Convert to fraction form
    16,953.84/23,395.68 = 9,400.50/x
  3. Step 3: Cross multiply
    16,953.84x = 23,395.68 × 9,400.50
  4. Step 4: Simplify right side
    16,953.84x = 219,931,089.84
  5. Step 5: Solve for x
    x = 219,931,089.84/16,953.84
  6. Step 6: Final answer
    x = 12,972.35

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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.