Home / 16,823.98-23,219.13-9,750.70

Finding the Fourth Proportional to 16,823.98, 23,219.13 and 9,750.70

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Solution

The fourth proportional to 16,823.98, 23,219.13 and 9,750.70 is: 13,457.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,823.98 : 23,219.13 = 9,750.70 : x
  2. Step 2: Convert to fraction form
    16,823.98/23,219.13 = 9,750.70/x
  3. Step 3: Cross multiply
    16,823.98x = 23,219.13 × 9,750.70
  4. Step 4: Simplify right side
    16,823.98x = 226,402,770.89
  5. Step 5: Solve for x
    x = 226,402,770.89/16,823.98
  6. Step 6: Final answer
    x = 13,457.15

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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.