Home / 26,153.50-39,247.53-12,303.58

Finding the Fourth Proportional to 26,153.50, 39,247.53 and 12,303.58

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Solution

The fourth proportional to 26,153.50, 39,247.53 and 12,303.58 is: 18,463.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,153.50 : 39,247.53 = 12,303.58 : x
  2. Step 2: Convert to fraction form
    26,153.50/39,247.53 = 12,303.58/x
  3. Step 3: Cross multiply
    26,153.50x = 39,247.53 × 12,303.58
  4. Step 4: Simplify right side
    26,153.50x = 482,885,125.16
  5. Step 5: Solve for x
    x = 482,885,125.16/26,153.50
  6. Step 6: Final answer
    x = 18,463.50

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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.